197515250

素因数分解:

$2^1\times 5^3\times {\mathrm{37}}^1\times {\mathrm{131}}^1\times {\mathrm{163}}^1$

素因数の和:348

約数の個数: 64

約数和(自身を含む): 384988032

約数和(自身を除く): 187472782

約数列:

[1, 2, 5, 10, 25, 37, 50, 74, 125, 131, 163, 185, 250, 262, 326, 370, 655, 815, 925, 1310, 1630, 1850, 3275, 4075, 4625, 4847, 6031, 6550, 8150, 9250, 9694, 12062, 16375, 20375, 21353, 24235, 30155, 32750, 40750, 42706, 48470, 60310, 106765, 121175, 150775, 213530, 242350, 301550, 533825, 605875, 753875, 790061, 1067650, 1211750, 1507750, 1580122, 2669125, 3950305, 5338250, 7900610, 19751525, 39503050, 98757625, 197515250]

約数ペア:

[(1, 197515250), (2, 98757625), (5, 39503050), (10, 19751525), (25, 7900610), (37, 5338250), (50, 3950305), (74, 2669125), (125, 1580122), (131, 1507750), (163, 1211750), (185, 1067650), (250, 790061), (262, 753875), (326, 605875), (370, 533825), (655, 301550), (815, 242350), (925, 213530), (1310, 150775), (1630, 121175), (1850, 106765), (3275, 60310), (4075, 48470), (4625, 42706), (4847, 40750), (6031, 32750), (6550, 30155), (8150, 24235), (9250, 21353), (9694, 20375), (12062, 16375)]