20147157500

素因数分解:

$2^2\times 5^4\times {\mathrm{191}}^1\times {\mathrm{42193}}^1$

素因数の和:42408

約数の個数: 60

約数和(自身を含む): 44289522816

約数和(自身を除く): 24142365316

約数列:

[1, 2, 4, 5, 10, 20, 25, 50, 100, 125, 191, 250, 382, 500, 625, 764, 955, 1250, 1910, 2500, 3820, 4775, 9550, 19100, 23875, 42193, 47750, 84386, 95500, 119375, 168772, 210965, 238750, 421930, 477500, 843860, 1054825, 2109650, 4219300, 5274125, 8058863, 10548250, 16117726, 21096500, 26370625, 32235452, 40294315, 52741250, 80588630, 105482500, 161177260, 201471575, 402943150, 805886300, 1007357875, 2014715750, 4029431500, 5036789375, 10073578750, 20147157500]

約数ペア:

[(1, 20147157500), (2, 10073578750), (4, 5036789375), (5, 4029431500), (10, 2014715750), (20, 1007357875), (25, 805886300), (50, 402943150), (100, 201471575), (125, 161177260), (191, 105482500), (250, 80588630), (382, 52741250), (500, 40294315), (625, 32235452), (764, 26370625), (955, 21096500), (1250, 16117726), (1910, 10548250), (2500, 8058863), (3820, 5274125), (4775, 4219300), (9550, 2109650), (19100, 1054825), (23875, 843860), (42193, 477500), (47750, 421930), (84386, 238750), (95500, 210965), (119375, 168772)]