73212880

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{41}}^1\times {\mathrm{101}}^1$

素因数の和:185

約数の個数: 160

約数和(自身を含む): 200799648

約数和(自身を除く): 127586768

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 17, 20, 26, 34, 40, 41, 52, 65, 68, 80, 82, 85, 101, 104, 130, 136, 164, 170, 202, 205, 208, 221, 260, 272, 328, 340, 404, 410, 442, 505, 520, 533, 656, 680, 697, 808, 820, 884, 1010, 1040, 1066, 1105, 1313, 1360, 1394, 1616, 1640, 1717, 1768, 2020, 2132, 2210, 2626, 2665, 2788, 3280, 3434, 3485, 3536, 4040, 4141, 4264, 4420, 5252, 5330, 5576, 6565, 6868, 6970, 8080, 8282, 8528, 8585, 8840, 9061, 10504, 10660, 11152, 13130, 13736, 13940, 16564, 17170, 17680, 18122, 20705, 21008, 21320, 22321, 26260, 27472, 27880, 33128, 34340, 36244, 41410, 42640, 44642, 45305, 52520, 53833, 55760, 66256, 68680, 70397, 72488, 82820, 89284, 90610, 105040, 107666, 111605, 137360, 140794, 144976, 165640, 178568, 181220, 215332, 223210, 269165, 281588, 331280, 351985, 357136, 362440, 430664, 446420, 538330, 563176, 703970, 724880, 861328, 892840, 915161, 1076660, 1126352, 1407940, 1785680, 1830322, 2153320, 2815880, 3660644, 4306640, 4575805, 5631760, 7321288, 9151610, 14642576, 18303220, 36606440, 73212880]

約数ペア:

[(1, 73212880), (2, 36606440), (4, 18303220), (5, 14642576), (8, 9151610), (10, 7321288), (13, 5631760), (16, 4575805), (17, 4306640), (20, 3660644), (26, 2815880), (34, 2153320), (40, 1830322), (41, 1785680), (52, 1407940), (65, 1126352), (68, 1076660), (80, 915161), (82, 892840), (85, 861328), (101, 724880), (104, 703970), (130, 563176), (136, 538330), (164, 446420), (170, 430664), (202, 362440), (205, 357136), (208, 351985), (221, 331280), (260, 281588), (272, 269165), (328, 223210), (340, 215332), (404, 181220), (410, 178568), (442, 165640), (505, 144976), (520, 140794), (533, 137360), (656, 111605), (680, 107666), (697, 105040), (808, 90610), (820, 89284), (884, 82820), (1010, 72488), (1040, 70397), (1066, 68680), (1105, 66256), (1313, 55760), (1360, 53833), (1394, 52520), (1616, 45305), (1640, 44642), (1717, 42640), (1768, 41410), (2020, 36244), (2132, 34340), (2210, 33128), (2626, 27880), (2665, 27472), (2788, 26260), (3280, 22321), (3434, 21320), (3485, 21008), (3536, 20705), (4040, 18122), (4141, 17680), (4264, 17170), (4420, 16564), (5252, 13940), (5330, 13736), (5576, 13130), (6565, 11152), (6868, 10660), (6970, 10504), (8080, 9061), (8282, 8840), (8528, 8585)]