25027180

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{67}}^1\times {\mathrm{983}}^1$

素因数の和:1078

約数の個数: 48

約数和(自身を含む): 56206080

約数和(自身を除く): 31178900

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 67, 76, 95, 134, 190, 268, 335, 380, 670, 983, 1273, 1340, 1966, 2546, 3932, 4915, 5092, 6365, 9830, 12730, 18677, 19660, 25460, 37354, 65861, 74708, 93385, 131722, 186770, 263444, 329305, 373540, 658610, 1251359, 1317220, 2502718, 5005436, 6256795, 12513590, 25027180]

約数ペア:

[(1, 25027180), (2, 12513590), (4, 6256795), (5, 5005436), (10, 2502718), (19, 1317220), (20, 1251359), (38, 658610), (67, 373540), (76, 329305), (95, 263444), (134, 186770), (190, 131722), (268, 93385), (335, 74708), (380, 65861), (670, 37354), (983, 25460), (1273, 19660), (1340, 18677), (1966, 12730), (2546, 9830), (3932, 6365), (4915, 5092)]