42156250

素因数分解:

$2^1\times 5^6\times {\mathrm{19}}^1\times {\mathrm{71}}^1$

素因数の和:122

約数の個数: 56

約数和(自身を含む): 84373920

約数和(自身を除く): 42217670

約数列:

[1, 2, 5, 10, 19, 25, 38, 50, 71, 95, 125, 142, 190, 250, 355, 475, 625, 710, 950, 1250, 1349, 1775, 2375, 2698, 3125, 3550, 4750, 6250, 6745, 8875, 11875, 13490, 15625, 17750, 23750, 31250, 33725, 44375, 59375, 67450, 88750, 118750, 168625, 221875, 296875, 337250, 443750, 593750, 843125, 1109375, 1686250, 2218750, 4215625, 8431250, 21078125, 42156250]

約数ペア:

[(1, 42156250), (2, 21078125), (5, 8431250), (10, 4215625), (19, 2218750), (25, 1686250), (38, 1109375), (50, 843125), (71, 593750), (95, 443750), (125, 337250), (142, 296875), (190, 221875), (250, 168625), (355, 118750), (475, 88750), (625, 67450), (710, 59375), (950, 44375), (1250, 33725), (1349, 31250), (1775, 23750), (2375, 17750), (2698, 15625), (3125, 13490), (3550, 11875), (4750, 8875), (6250, 6745)]