156775601968

素因数分解:

$2^4\times {\mathrm{19}}^1\times {\mathrm{997}}^1\times {\mathrm{517261}}^1$

素因数の和:518285

約数の個数: 40

約数和(自身を含む): 320061035120

約数和(自身を除く): 163285433152

約数列:

[1, 2, 4, 8, 16, 19, 38, 76, 152, 304, 997, 1994, 3988, 7976, 15952, 18943, 37886, 75772, 151544, 303088, 517261, 1034522, 2069044, 4138088, 8276176, 9827959, 19655918, 39311836, 78623672, 157247344, 515709217, 1031418434, 2062836868, 4125673736, 8251347472, 9798475123, 19596950246, 39193900492, 78387800984, 156775601968]

約数ペア:

[(1, 156775601968), (2, 78387800984), (4, 39193900492), (8, 19596950246), (16, 9798475123), (19, 8251347472), (38, 4125673736), (76, 2062836868), (152, 1031418434), (304, 515709217), (997, 157247344), (1994, 78623672), (3988, 39311836), (7976, 19655918), (15952, 9827959), (18943, 8276176), (37886, 4138088), (75772, 2069044), (151544, 1034522), (303088, 517261)]