72634780

素因数分解:

$2^2\times 5^1\times {\mathrm{41}}^1\times {\mathrm{283}}^1\times {\mathrm{313}}^1$

素因数の和:646

約数の個数: 48

約数和(自身を含む): 157306464

約数和(自身を除く): 84671684

約数列:

[1, 2, 4, 5, 10, 20, 41, 82, 164, 205, 283, 313, 410, 566, 626, 820, 1132, 1252, 1415, 1565, 2830, 3130, 5660, 6260, 11603, 12833, 23206, 25666, 46412, 51332, 58015, 64165, 88579, 116030, 128330, 177158, 232060, 256660, 354316, 442895, 885790, 1771580, 3631739, 7263478, 14526956, 18158695, 36317390, 72634780]

約数ペア:

[(1, 72634780), (2, 36317390), (4, 18158695), (5, 14526956), (10, 7263478), (20, 3631739), (41, 1771580), (82, 885790), (164, 442895), (205, 354316), (283, 256660), (313, 232060), (410, 177158), (566, 128330), (626, 116030), (820, 88579), (1132, 64165), (1252, 58015), (1415, 51332), (1565, 46412), (2830, 25666), (3130, 23206), (5660, 12833), (6260, 11603)]