138721359670

素因数分解:

$2^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{97}}^1\times {\mathrm{701}}^1\times {\mathrm{6581}}^1$

素因数の和:7417

約数の個数: 64

約数和(自身を含む): 260821596672

約数和(自身を除く): 122100237002

約数列:

[1, 2, 5, 10, 31, 62, 97, 155, 194, 310, 485, 701, 970, 1402, 3007, 3505, 6014, 6581, 7010, 13162, 15035, 21731, 30070, 32905, 43462, 65810, 67997, 108655, 135994, 204011, 217310, 339985, 408022, 638357, 679970, 1020055, 1276714, 2040110, 2107907, 3191785, 4215814, 4613281, 6383570, 9226562, 10539535, 19789067, 21079070, 23066405, 39578134, 46132810, 98945335, 143011711, 197890670, 286023422, 447488257, 715058555, 894976514, 1430117110, 2237441285, 4474882570, 13872135967, 27744271934, 69360679835, 138721359670]

約数ペア:

[(1, 138721359670), (2, 69360679835), (5, 27744271934), (10, 13872135967), (31, 4474882570), (62, 2237441285), (97, 1430117110), (155, 894976514), (194, 715058555), (310, 447488257), (485, 286023422), (701, 197890670), (970, 143011711), (1402, 98945335), (3007, 46132810), (3505, 39578134), (6014, 23066405), (6581, 21079070), (7010, 19789067), (13162, 10539535), (15035, 9226562), (21731, 6383570), (30070, 4613281), (32905, 4215814), (43462, 3191785), (65810, 2107907), (67997, 2040110), (108655, 1276714), (135994, 1020055), (204011, 679970), (217310, 638357), (339985, 408022)]