29981050

素因数分解:

$2^1\times 5^2\times {\mathrm{11}}^1\times {\mathrm{19}}^2\times {\mathrm{151}}^1$

素因数の和:212

約数の個数: 72

約数和(自身を含む): 64629792

約数和(自身を除く): 34648742

約数列:

[1, 2, 5, 10, 11, 19, 22, 25, 38, 50, 55, 95, 110, 151, 190, 209, 275, 302, 361, 418, 475, 550, 722, 755, 950, 1045, 1510, 1661, 1805, 2090, 2869, 3322, 3610, 3775, 3971, 5225, 5738, 7550, 7942, 8305, 9025, 10450, 14345, 16610, 18050, 19855, 28690, 31559, 39710, 41525, 54511, 63118, 71725, 83050, 99275, 109022, 143450, 157795, 198550, 272555, 315590, 545110, 599621, 788975, 1199242, 1362775, 1577950, 2725550, 2998105, 5996210, 14990525, 29981050]

約数ペア:

[(1, 29981050), (2, 14990525), (5, 5996210), (10, 2998105), (11, 2725550), (19, 1577950), (22, 1362775), (25, 1199242), (38, 788975), (50, 599621), (55, 545110), (95, 315590), (110, 272555), (151, 198550), (190, 157795), (209, 143450), (275, 109022), (302, 99275), (361, 83050), (418, 71725), (475, 63118), (550, 54511), (722, 41525), (755, 39710), (950, 31559), (1045, 28690), (1510, 19855), (1661, 18050), (1805, 16610), (2090, 14345), (2869, 10450), (3322, 9025), (3610, 8305), (3775, 7942), (3971, 7550), (5225, 5738)]