31564624

素因数分解:

$2^4\times 7^2\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{163}}^1$

素因数の和:217

約数の個数: 120

約数和(自身を含む): 81140640

約数和(自身を除く): 49576016

約数列:

[1, 2, 4, 7, 8, 13, 14, 16, 19, 26, 28, 38, 49, 52, 56, 76, 91, 98, 104, 112, 133, 152, 163, 182, 196, 208, 247, 266, 304, 326, 364, 392, 494, 532, 637, 652, 728, 784, 931, 988, 1064, 1141, 1274, 1304, 1456, 1729, 1862, 1976, 2119, 2128, 2282, 2548, 2608, 3097, 3458, 3724, 3952, 4238, 4564, 5096, 6194, 6916, 7448, 7987, 8476, 9128, 10192, 12103, 12388, 13832, 14833, 14896, 15974, 16952, 18256, 21679, 24206, 24776, 27664, 29666, 31948, 33904, 40261, 43358, 48412, 49552, 59332, 63896, 80522, 86716, 96824, 103831, 118664, 127792, 151753, 161044, 173432, 193648, 207662, 237328, 281827, 303506, 322088, 346864, 415324, 563654, 607012, 644176, 830648, 1127308, 1214024, 1661296, 1972789, 2254616, 2428048, 3945578, 4509232, 7891156, 15782312, 31564624]

約数ペア:

[(1, 31564624), (2, 15782312), (4, 7891156), (7, 4509232), (8, 3945578), (13, 2428048), (14, 2254616), (16, 1972789), (19, 1661296), (26, 1214024), (28, 1127308), (38, 830648), (49, 644176), (52, 607012), (56, 563654), (76, 415324), (91, 346864), (98, 322088), (104, 303506), (112, 281827), (133, 237328), (152, 207662), (163, 193648), (182, 173432), (196, 161044), (208, 151753), (247, 127792), (266, 118664), (304, 103831), (326, 96824), (364, 86716), (392, 80522), (494, 63896), (532, 59332), (637, 49552), (652, 48412), (728, 43358), (784, 40261), (931, 33904), (988, 31948), (1064, 29666), (1141, 27664), (1274, 24776), (1304, 24206), (1456, 21679), (1729, 18256), (1862, 16952), (1976, 15974), (2119, 14896), (2128, 14833), (2282, 13832), (2548, 12388), (2608, 12103), (3097, 10192), (3458, 9128), (3724, 8476), (3952, 7987), (4238, 7448), (4564, 6916), (5096, 6194)]