31388891776

素因数分解:

$2^7\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{79}}^1\times {\mathrm{9103}}^1$

素因数の和:9238

約数の個数: 128

約数和(自身を含む): 71317094400

約数和(自身を除く): 39928202624

約数列:

[1, 2, 4, 8, 11, 16, 22, 31, 32, 44, 62, 64, 79, 88, 124, 128, 158, 176, 248, 316, 341, 352, 496, 632, 682, 704, 869, 992, 1264, 1364, 1408, 1738, 1984, 2449, 2528, 2728, 3476, 3968, 4898, 5056, 5456, 6952, 9103, 9796, 10112, 10912, 13904, 18206, 19592, 21824, 26939, 27808, 36412, 39184, 43648, 53878, 55616, 72824, 78368, 100133, 107756, 111232, 145648, 156736, 200266, 215512, 282193, 291296, 313472, 400532, 431024, 564386, 582592, 719137, 801064, 862048, 1128772, 1165184, 1438274, 1602128, 1724096, 2257544, 2876548, 3104123, 3204256, 3448192, 4515088, 5753096, 6208246, 6408512, 7910507, 9030176, 11506192, 12416492, 12817024, 15821014, 18060352, 22293247, 23012384, 24832984, 31642028, 36120704, 44586494, 46024768, 49665968, 63284056, 89172988, 92049536, 99331936, 126568112, 178345976, 198663872, 245225717, 253136224, 356691952, 397327744, 490451434, 506272448, 713383904, 980902868, 1012544896, 1426767808, 1961805736, 2853535616, 3923611472, 7847222944, 15694445888, 31388891776]

約数ペア:

[(1, 31388891776), (2, 15694445888), (4, 7847222944), (8, 3923611472), (11, 2853535616), (16, 1961805736), (22, 1426767808), (31, 1012544896), (32, 980902868), (44, 713383904), (62, 506272448), (64, 490451434), (79, 397327744), (88, 356691952), (124, 253136224), (128, 245225717), (158, 198663872), (176, 178345976), (248, 126568112), (316, 99331936), (341, 92049536), (352, 89172988), (496, 63284056), (632, 49665968), (682, 46024768), (704, 44586494), (869, 36120704), (992, 31642028), (1264, 24832984), (1364, 23012384), (1408, 22293247), (1738, 18060352), (1984, 15821014), (2449, 12817024), (2528, 12416492), (2728, 11506192), (3476, 9030176), (3968, 7910507), (4898, 6408512), (5056, 6208246), (5456, 5753096), (6952, 4515088), (9103, 3448192), (9796, 3204256), (10112, 3104123), (10912, 2876548), (13904, 2257544), (18206, 1724096), (19592, 1602128), (21824, 1438274), (26939, 1165184), (27808, 1128772), (36412, 862048), (39184, 801064), (43648, 719137), (53878, 582592), (55616, 564386), (72824, 431024), (78368, 400532), (100133, 313472), (107756, 291296), (111232, 282193), (145648, 215512), (156736, 200266)]