25689100

素因数分解:

$2^2\times 5^2\times {\mathrm{37}}^1\times {\mathrm{53}}^1\times {\mathrm{131}}^1$

素因数の和:235

約数の個数: 72

約数和(自身を含む): 58777488

約数和(自身を除く): 33088388

約数列:

[1, 2, 4, 5, 10, 20, 25, 37, 50, 53, 74, 100, 106, 131, 148, 185, 212, 262, 265, 370, 524, 530, 655, 740, 925, 1060, 1310, 1325, 1850, 1961, 2620, 2650, 3275, 3700, 3922, 4847, 5300, 6550, 6943, 7844, 9694, 9805, 13100, 13886, 19388, 19610, 24235, 27772, 34715, 39220, 48470, 49025, 69430, 96940, 98050, 121175, 138860, 173575, 196100, 242350, 256891, 347150, 484700, 513782, 694300, 1027564, 1284455, 2568910, 5137820, 6422275, 12844550, 25689100]

約数ペア:

[(1, 25689100), (2, 12844550), (4, 6422275), (5, 5137820), (10, 2568910), (20, 1284455), (25, 1027564), (37, 694300), (50, 513782), (53, 484700), (74, 347150), (100, 256891), (106, 242350), (131, 196100), (148, 173575), (185, 138860), (212, 121175), (262, 98050), (265, 96940), (370, 69430), (524, 49025), (530, 48470), (655, 39220), (740, 34715), (925, 27772), (1060, 24235), (1310, 19610), (1325, 19388), (1850, 13886), (1961, 13100), (2620, 9805), (2650, 9694), (3275, 7844), (3700, 6943), (3922, 6550), (4847, 5300)]