81013416

素因数分解:

$2^3\times 3^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{521}}^1$

素因数の和:591

約数の個数: 128

約数和(自身を含む): 240537600

約数和(自身を除く): 159524184

約数列:

[1, 2, 3, 4, 6, 8, 11, 12, 19, 22, 24, 31, 33, 38, 44, 57, 62, 66, 76, 88, 93, 114, 124, 132, 152, 186, 209, 228, 248, 264, 341, 372, 418, 456, 521, 589, 627, 682, 744, 836, 1023, 1042, 1178, 1254, 1364, 1563, 1672, 1767, 2046, 2084, 2356, 2508, 2728, 3126, 3534, 4092, 4168, 4712, 5016, 5731, 6252, 6479, 7068, 8184, 9899, 11462, 12504, 12958, 14136, 16151, 17193, 19437, 19798, 22924, 25916, 29697, 32302, 34386, 38874, 39596, 45848, 48453, 51832, 59394, 64604, 68772, 77748, 79192, 96906, 108889, 118788, 129208, 137544, 155496, 177661, 193812, 217778, 237576, 306869, 326667, 355322, 387624, 435556, 532983, 613738, 653334, 710644, 871112, 920607, 1065966, 1227476, 1306668, 1421288, 1841214, 2131932, 2454952, 2613336, 3375559, 3682428, 4263864, 6751118, 7364856, 10126677, 13502236, 20253354, 27004472, 40506708, 81013416]

約数ペア:

[(1, 81013416), (2, 40506708), (3, 27004472), (4, 20253354), (6, 13502236), (8, 10126677), (11, 7364856), (12, 6751118), (19, 4263864), (22, 3682428), (24, 3375559), (31, 2613336), (33, 2454952), (38, 2131932), (44, 1841214), (57, 1421288), (62, 1306668), (66, 1227476), (76, 1065966), (88, 920607), (93, 871112), (114, 710644), (124, 653334), (132, 613738), (152, 532983), (186, 435556), (209, 387624), (228, 355322), (248, 326667), (264, 306869), (341, 237576), (372, 217778), (418, 193812), (456, 177661), (521, 155496), (589, 137544), (627, 129208), (682, 118788), (744, 108889), (836, 96906), (1023, 79192), (1042, 77748), (1178, 68772), (1254, 64604), (1364, 59394), (1563, 51832), (1672, 48453), (1767, 45848), (2046, 39596), (2084, 38874), (2356, 34386), (2508, 32302), (2728, 29697), (3126, 25916), (3534, 22924), (4092, 19798), (4168, 19437), (4712, 17193), (5016, 16151), (5731, 14136), (6252, 12958), (6479, 12504), (7068, 11462), (8184, 9899)]