156919660

素因数分解:

$2^2\times 5^1\times {\mathrm{101}}^1\times {\mathrm{131}}^1\times {\mathrm{593}}^1$

素因数の和:834

約数の個数: 48

約数和(自身を含む): 335899872

約数和(自身を除く): 178980212

約数列:

[1, 2, 4, 5, 10, 20, 101, 131, 202, 262, 404, 505, 524, 593, 655, 1010, 1186, 1310, 2020, 2372, 2620, 2965, 5930, 11860, 13231, 26462, 52924, 59893, 66155, 77683, 119786, 132310, 155366, 239572, 264620, 299465, 310732, 388415, 598930, 776830, 1197860, 1553660, 7845983, 15691966, 31383932, 39229915, 78459830, 156919660]

約数ペア:

[(1, 156919660), (2, 78459830), (4, 39229915), (5, 31383932), (10, 15691966), (20, 7845983), (101, 1553660), (131, 1197860), (202, 776830), (262, 598930), (404, 388415), (505, 310732), (524, 299465), (593, 264620), (655, 239572), (1010, 155366), (1186, 132310), (1310, 119786), (2020, 77683), (2372, 66155), (2620, 59893), (2965, 52924), (5930, 26462), (11860, 13231)]