971882500

素因数分解:

$2^2\times 5^4\times {\mathrm{61}}^1\times {\mathrm{6373}}^1$

素因数の和:6458

約数の個数: 60

約数和(自身を含む): 2160492796

約数和(自身を除く): 1188610296

約数列:

[1, 2, 4, 5, 10, 20, 25, 50, 61, 100, 122, 125, 244, 250, 305, 500, 610, 625, 1220, 1250, 1525, 2500, 3050, 6100, 6373, 7625, 12746, 15250, 25492, 30500, 31865, 38125, 63730, 76250, 127460, 152500, 159325, 318650, 388753, 637300, 777506, 796625, 1555012, 1593250, 1943765, 3186500, 3887530, 3983125, 7775060, 7966250, 9718825, 15932500, 19437650, 38875300, 48594125, 97188250, 194376500, 242970625, 485941250, 971882500]

約数ペア:

[(1, 971882500), (2, 485941250), (4, 242970625), (5, 194376500), (10, 97188250), (20, 48594125), (25, 38875300), (50, 19437650), (61, 15932500), (100, 9718825), (122, 7966250), (125, 7775060), (244, 3983125), (250, 3887530), (305, 3186500), (500, 1943765), (610, 1593250), (625, 1555012), (1220, 796625), (1250, 777506), (1525, 637300), (2500, 388753), (3050, 318650), (6100, 159325), (6373, 152500), (7625, 127460), (12746, 76250), (15250, 63730), (25492, 38125), (30500, 31865)]