55391440

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^2\times {\mathrm{17}}^1\times {\mathrm{241}}^1$

素因数の和:297

約数の個数: 120

約数和(自身を含む): 148269528

約数和(自身を除く): 92878088

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 17, 20, 26, 34, 40, 52, 65, 68, 80, 85, 104, 130, 136, 169, 170, 208, 221, 241, 260, 272, 338, 340, 442, 482, 520, 676, 680, 845, 884, 964, 1040, 1105, 1205, 1352, 1360, 1690, 1768, 1928, 2210, 2410, 2704, 2873, 3133, 3380, 3536, 3856, 4097, 4420, 4820, 5746, 6266, 6760, 8194, 8840, 9640, 11492, 12532, 13520, 14365, 15665, 16388, 17680, 19280, 20485, 22984, 25064, 28730, 31330, 32776, 40729, 40970, 45968, 50128, 53261, 57460, 62660, 65552, 81458, 81940, 106522, 114920, 125320, 162916, 163880, 203645, 213044, 229840, 250640, 266305, 325832, 327760, 407290, 426088, 532610, 651664, 692393, 814580, 852176, 1065220, 1384786, 1629160, 2130440, 2769572, 3258320, 3461965, 4260880, 5539144, 6923930, 11078288, 13847860, 27695720, 55391440]

約数ペア:

[(1, 55391440), (2, 27695720), (4, 13847860), (5, 11078288), (8, 6923930), (10, 5539144), (13, 4260880), (16, 3461965), (17, 3258320), (20, 2769572), (26, 2130440), (34, 1629160), (40, 1384786), (52, 1065220), (65, 852176), (68, 814580), (80, 692393), (85, 651664), (104, 532610), (130, 426088), (136, 407290), (169, 327760), (170, 325832), (208, 266305), (221, 250640), (241, 229840), (260, 213044), (272, 203645), (338, 163880), (340, 162916), (442, 125320), (482, 114920), (520, 106522), (676, 81940), (680, 81458), (845, 65552), (884, 62660), (964, 57460), (1040, 53261), (1105, 50128), (1205, 45968), (1352, 40970), (1360, 40729), (1690, 32776), (1768, 31330), (1928, 28730), (2210, 25064), (2410, 22984), (2704, 20485), (2873, 19280), (3133, 17680), (3380, 16388), (3536, 15665), (3856, 14365), (4097, 13520), (4420, 12532), (4820, 11492), (5746, 9640), (6266, 8840), (6760, 8194)]