190030100

素因数分解:

$2^2\times 5^2\times {\mathrm{13}}^1\times {\mathrm{127}}^1\times {\mathrm{1151}}^1$

素因数の和:1305

約数の個数: 72

約数和(自身を含む): 447971328

約数和(自身を除く): 257941228

約数列:

[1, 2, 4, 5, 10, 13, 20, 25, 26, 50, 52, 65, 100, 127, 130, 254, 260, 325, 508, 635, 650, 1151, 1270, 1300, 1651, 2302, 2540, 3175, 3302, 4604, 5755, 6350, 6604, 8255, 11510, 12700, 14963, 16510, 23020, 28775, 29926, 33020, 41275, 57550, 59852, 74815, 82550, 115100, 146177, 149630, 165100, 292354, 299260, 374075, 584708, 730885, 748150, 1461770, 1496300, 1900301, 2923540, 3654425, 3800602, 7308850, 7601204, 9501505, 14617700, 19003010, 38006020, 47507525, 95015050, 190030100]

約数ペア:

[(1, 190030100), (2, 95015050), (4, 47507525), (5, 38006020), (10, 19003010), (13, 14617700), (20, 9501505), (25, 7601204), (26, 7308850), (50, 3800602), (52, 3654425), (65, 2923540), (100, 1900301), (127, 1496300), (130, 1461770), (254, 748150), (260, 730885), (325, 584708), (508, 374075), (635, 299260), (650, 292354), (1151, 165100), (1270, 149630), (1300, 146177), (1651, 115100), (2302, 82550), (2540, 74815), (3175, 59852), (3302, 57550), (4604, 41275), (5755, 33020), (6350, 29926), (6604, 28775), (8255, 23020), (11510, 16510), (12700, 14963)]