775275280

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{139}}^1\times {\mathrm{173}}^1$

素因数の和:369

約数の個数: 160

約数和(自身を含む): 2029870080

約数和(自身を除く): 1254594800

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 31, 40, 52, 62, 65, 80, 104, 124, 130, 139, 155, 173, 208, 248, 260, 278, 310, 346, 403, 496, 520, 556, 620, 692, 695, 806, 865, 1040, 1112, 1240, 1384, 1390, 1612, 1730, 1807, 2015, 2224, 2249, 2480, 2768, 2780, 3224, 3460, 3614, 4030, 4309, 4498, 5363, 5560, 6448, 6920, 7228, 8060, 8618, 8996, 9035, 10726, 11120, 11245, 13840, 14456, 16120, 17236, 17992, 18070, 21452, 21545, 22490, 24047, 26815, 28912, 32240, 34472, 35984, 36140, 42904, 43090, 44980, 48094, 53630, 56017, 68944, 69719, 72280, 85808, 86180, 89960, 96188, 107260, 112034, 120235, 139438, 144560, 172360, 179920, 192376, 214520, 224068, 240470, 278876, 280085, 312611, 344720, 348595, 384752, 429040, 448136, 480940, 557752, 560170, 625222, 697190, 745457, 896272, 961880, 1115504, 1120340, 1250444, 1394380, 1490914, 1563055, 1923760, 2240680, 2500888, 2788760, 2981828, 3126110, 3727285, 4481360, 5001776, 5577520, 5963656, 6252220, 7454570, 9690941, 11927312, 12504440, 14909140, 19381882, 25008880, 29818280, 38763764, 48454705, 59636560, 77527528, 96909410, 155055056, 193818820, 387637640, 775275280]

約数ペア:

[(1, 775275280), (2, 387637640), (4, 193818820), (5, 155055056), (8, 96909410), (10, 77527528), (13, 59636560), (16, 48454705), (20, 38763764), (26, 29818280), (31, 25008880), (40, 19381882), (52, 14909140), (62, 12504440), (65, 11927312), (80, 9690941), (104, 7454570), (124, 6252220), (130, 5963656), (139, 5577520), (155, 5001776), (173, 4481360), (208, 3727285), (248, 3126110), (260, 2981828), (278, 2788760), (310, 2500888), (346, 2240680), (403, 1923760), (496, 1563055), (520, 1490914), (556, 1394380), (620, 1250444), (692, 1120340), (695, 1115504), (806, 961880), (865, 896272), (1040, 745457), (1112, 697190), (1240, 625222), (1384, 560170), (1390, 557752), (1612, 480940), (1730, 448136), (1807, 429040), (2015, 384752), (2224, 348595), (2249, 344720), (2480, 312611), (2768, 280085), (2780, 278876), (3224, 240470), (3460, 224068), (3614, 214520), (4030, 192376), (4309, 179920), (4498, 172360), (5363, 144560), (5560, 139438), (6448, 120235), (6920, 112034), (7228, 107260), (8060, 96188), (8618, 89960), (8996, 86180), (9035, 85808), (10726, 72280), (11120, 69719), (11245, 68944), (13840, 56017), (14456, 53630), (16120, 48094), (17236, 44980), (17992, 43090), (18070, 42904), (21452, 36140), (21545, 35984), (22490, 34472), (24047, 32240), (26815, 28912)]