45555920

素因数分解:

$2^4\times 5^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{43}}^1$

素因数の和:133

約数の個数: 160

約数和(自身を含む): 123742080

約数和(自身を除く): 78186160

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 19, 20, 34, 38, 40, 41, 43, 68, 76, 80, 82, 85, 86, 95, 136, 152, 164, 170, 172, 190, 205, 215, 272, 304, 323, 328, 340, 344, 380, 410, 430, 646, 656, 680, 688, 697, 731, 760, 779, 817, 820, 860, 1292, 1360, 1394, 1462, 1520, 1558, 1615, 1634, 1640, 1720, 1763, 2584, 2788, 2924, 3116, 3230, 3268, 3280, 3440, 3485, 3526, 3655, 3895, 4085, 5168, 5576, 5848, 6232, 6460, 6536, 6970, 7052, 7310, 7790, 8170, 8815, 11152, 11696, 12464, 12920, 13072, 13243, 13889, 13940, 14104, 14620, 15580, 16340, 17630, 25840, 26486, 27778, 27880, 28208, 29240, 29971, 31160, 32680, 33497, 35260, 52972, 55556, 55760, 58480, 59942, 62320, 65360, 66215, 66994, 69445, 70520, 105944, 111112, 119884, 132430, 133988, 138890, 141040, 149855, 167485, 211888, 222224, 239768, 264860, 267976, 277780, 299710, 334970, 479536, 529720, 535952, 555560, 569449, 599420, 669940, 1059440, 1111120, 1138898, 1198840, 1339880, 2277796, 2397680, 2679760, 2847245, 4555592, 5694490, 9111184, 11388980, 22777960, 45555920]

約数ペア:

[(1, 45555920), (2, 22777960), (4, 11388980), (5, 9111184), (8, 5694490), (10, 4555592), (16, 2847245), (17, 2679760), (19, 2397680), (20, 2277796), (34, 1339880), (38, 1198840), (40, 1138898), (41, 1111120), (43, 1059440), (68, 669940), (76, 599420), (80, 569449), (82, 555560), (85, 535952), (86, 529720), (95, 479536), (136, 334970), (152, 299710), (164, 277780), (170, 267976), (172, 264860), (190, 239768), (205, 222224), (215, 211888), (272, 167485), (304, 149855), (323, 141040), (328, 138890), (340, 133988), (344, 132430), (380, 119884), (410, 111112), (430, 105944), (646, 70520), (656, 69445), (680, 66994), (688, 66215), (697, 65360), (731, 62320), (760, 59942), (779, 58480), (817, 55760), (820, 55556), (860, 52972), (1292, 35260), (1360, 33497), (1394, 32680), (1462, 31160), (1520, 29971), (1558, 29240), (1615, 28208), (1634, 27880), (1640, 27778), (1720, 26486), (1763, 25840), (2584, 17630), (2788, 16340), (2924, 15580), (3116, 14620), (3230, 14104), (3268, 13940), (3280, 13889), (3440, 13243), (3485, 13072), (3526, 12920), (3655, 12464), (3895, 11696), (4085, 11152), (5168, 8815), (5576, 8170), (5848, 7790), (6232, 7310), (6460, 7052), (6536, 6970)]