31546220

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{41}}^1\times {\mathrm{73}}^1$

素因数の和:171

約数の個数: 96

約数和(自身を含む): 75188736

約数和(自身を除く): 43642516

約数列:

[1, 2, 4, 5, 10, 17, 20, 31, 34, 41, 62, 68, 73, 82, 85, 124, 146, 155, 164, 170, 205, 292, 310, 340, 365, 410, 527, 620, 697, 730, 820, 1054, 1241, 1271, 1394, 1460, 2108, 2263, 2482, 2542, 2635, 2788, 2993, 3485, 4526, 4964, 5084, 5270, 5986, 6205, 6355, 6970, 9052, 10540, 11315, 11972, 12410, 12710, 13940, 14965, 21607, 22630, 24820, 25420, 29930, 38471, 43214, 45260, 50881, 59860, 76942, 86428, 92783, 101762, 108035, 153884, 185566, 192355, 203524, 216070, 254405, 371132, 384710, 432140, 463915, 508810, 769420, 927830, 1017620, 1577311, 1855660, 3154622, 6309244, 7886555, 15773110, 31546220]

約数ペア:

[(1, 31546220), (2, 15773110), (4, 7886555), (5, 6309244), (10, 3154622), (17, 1855660), (20, 1577311), (31, 1017620), (34, 927830), (41, 769420), (62, 508810), (68, 463915), (73, 432140), (82, 384710), (85, 371132), (124, 254405), (146, 216070), (155, 203524), (164, 192355), (170, 185566), (205, 153884), (292, 108035), (310, 101762), (340, 92783), (365, 86428), (410, 76942), (527, 59860), (620, 50881), (697, 45260), (730, 43214), (820, 38471), (1054, 29930), (1241, 25420), (1271, 24820), (1394, 22630), (1460, 21607), (2108, 14965), (2263, 13940), (2482, 12710), (2542, 12410), (2635, 11972), (2788, 11315), (2993, 10540), (3485, 9052), (4526, 6970), (4964, 6355), (5084, 6205), (5270, 5986)]