156959267270

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{163}}^1\times {\mathrm{238943}}^1$

素因数の和:239157

約数の個数: 64

約数和(自身を含む): 316002484224

約数和(自身を除く): 159043216954

約数列:

[1, 2, 5, 10, 13, 26, 31, 62, 65, 130, 155, 163, 310, 326, 403, 806, 815, 1630, 2015, 2119, 4030, 4238, 5053, 10106, 10595, 21190, 25265, 50530, 65689, 131378, 238943, 328445, 477886, 656890, 1194715, 2389430, 3106259, 6212518, 7407233, 14814466, 15531295, 31062590, 37036165, 38947709, 74072330, 77895418, 96294029, 192588058, 194738545, 389477090, 481470145, 506320217, 962940290, 1012640434, 1207378979, 2414757958, 2531601085, 5063202170, 6036894895, 12073789790, 15695926727, 31391853454, 78479633635, 156959267270]

約数ペア:

[(1, 156959267270), (2, 78479633635), (5, 31391853454), (10, 15695926727), (13, 12073789790), (26, 6036894895), (31, 5063202170), (62, 2531601085), (65, 2414757958), (130, 1207378979), (155, 1012640434), (163, 962940290), (310, 506320217), (326, 481470145), (403, 389477090), (806, 194738545), (815, 192588058), (1630, 96294029), (2015, 77895418), (2119, 74072330), (4030, 38947709), (4238, 37036165), (5053, 31062590), (10106, 15531295), (10595, 14814466), (21190, 7407233), (25265, 6212518), (50530, 3106259), (65689, 2389430), (131378, 1194715), (238943, 656890), (328445, 477886)]