17980493800

素因数分解:

$2^3\times 5^2\times {\mathrm{23}}^1\times {\mathrm{53}}^1\times {\mathrm{73751}}^1$

素因数の和:73843

約数の個数: 96

約数和(自身を含む): 44445905280

約数和(自身を除く): 26465411480

約数列:

[1, 2, 4, 5, 8, 10, 20, 23, 25, 40, 46, 50, 53, 92, 100, 106, 115, 184, 200, 212, 230, 265, 424, 460, 530, 575, 920, 1060, 1150, 1219, 1325, 2120, 2300, 2438, 2650, 4600, 4876, 5300, 6095, 9752, 10600, 12190, 24380, 30475, 48760, 60950, 73751, 121900, 147502, 243800, 295004, 368755, 590008, 737510, 1475020, 1696273, 1843775, 2950040, 3392546, 3687550, 3908803, 6785092, 7375100, 7817606, 8481365, 13570184, 14750200, 15635212, 16962730, 19544015, 31270424, 33925460, 39088030, 42406825, 67850920, 78176060, 84813650, 89902469, 97720075, 156352120, 169627300, 179804938, 195440150, 339254600, 359609876, 390880300, 449512345, 719219752, 781760600, 899024690, 1798049380, 2247561725, 3596098760, 4495123450, 8990246900, 17980493800]

約数ペア:

[(1, 17980493800), (2, 8990246900), (4, 4495123450), (5, 3596098760), (8, 2247561725), (10, 1798049380), (20, 899024690), (23, 781760600), (25, 719219752), (40, 449512345), (46, 390880300), (50, 359609876), (53, 339254600), (92, 195440150), (100, 179804938), (106, 169627300), (115, 156352120), (184, 97720075), (200, 89902469), (212, 84813650), (230, 78176060), (265, 67850920), (424, 42406825), (460, 39088030), (530, 33925460), (575, 31270424), (920, 19544015), (1060, 16962730), (1150, 15635212), (1219, 14750200), (1325, 13570184), (2120, 8481365), (2300, 7817606), (2438, 7375100), (2650, 6785092), (4600, 3908803), (4876, 3687550), (5300, 3392546), (6095, 2950040), (9752, 1843775), (10600, 1696273), (12190, 1475020), (24380, 737510), (30475, 590008), (48760, 368755), (60950, 295004), (73751, 243800), (121900, 147502)]