31277450

素因数分解:

$2^1\times 5^2\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{1187}}^1$

素因数の和:1247

約数の個数: 48

約数和(自身を含む): 63638784

約数和(自身を除く): 32361334

約数列:

[1, 2, 5, 10, 17, 25, 31, 34, 50, 62, 85, 155, 170, 310, 425, 527, 775, 850, 1054, 1187, 1550, 2374, 2635, 5270, 5935, 11870, 13175, 20179, 26350, 29675, 36797, 40358, 59350, 73594, 100895, 183985, 201790, 367970, 504475, 625549, 919925, 1008950, 1251098, 1839850, 3127745, 6255490, 15638725, 31277450]

約数ペア:

[(1, 31277450), (2, 15638725), (5, 6255490), (10, 3127745), (17, 1839850), (25, 1251098), (31, 1008950), (34, 919925), (50, 625549), (62, 504475), (85, 367970), (155, 201790), (170, 183985), (310, 100895), (425, 73594), (527, 59350), (775, 40358), (850, 36797), (1054, 29675), (1187, 26350), (1550, 20179), (2374, 13175), (2635, 11870), (5270, 5935)]