31537000

素因数分解:

$2^3\times 5^3\times {\mathrm{11}}^1\times {\mathrm{47}}^1\times {\mathrm{61}}^1$

素因数の和:140

約数の個数: 128

約数和(自身を含む): 83566080

約数和(自身を除く): 52029080

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 25, 40, 44, 47, 50, 55, 61, 88, 94, 100, 110, 122, 125, 188, 200, 220, 235, 244, 250, 275, 305, 376, 440, 470, 488, 500, 517, 550, 610, 671, 940, 1000, 1034, 1100, 1175, 1220, 1342, 1375, 1525, 1880, 2068, 2200, 2350, 2440, 2585, 2684, 2750, 2867, 3050, 3355, 4136, 4700, 5170, 5368, 5500, 5734, 5875, 6100, 6710, 7625, 9400, 10340, 11000, 11468, 11750, 12200, 12925, 13420, 14335, 15250, 16775, 20680, 22936, 23500, 25850, 26840, 28670, 30500, 31537, 33550, 47000, 51700, 57340, 61000, 63074, 64625, 67100, 71675, 83875, 103400, 114680, 126148, 129250, 134200, 143350, 157685, 167750, 252296, 258500, 286700, 315370, 335500, 358375, 517000, 573400, 630740, 671000, 716750, 788425, 1261480, 1433500, 1576850, 2867000, 3153700, 3942125, 6307400, 7884250, 15768500, 31537000]

約数ペア:

[(1, 31537000), (2, 15768500), (4, 7884250), (5, 6307400), (8, 3942125), (10, 3153700), (11, 2867000), (20, 1576850), (22, 1433500), (25, 1261480), (40, 788425), (44, 716750), (47, 671000), (50, 630740), (55, 573400), (61, 517000), (88, 358375), (94, 335500), (100, 315370), (110, 286700), (122, 258500), (125, 252296), (188, 167750), (200, 157685), (220, 143350), (235, 134200), (244, 129250), (250, 126148), (275, 114680), (305, 103400), (376, 83875), (440, 71675), (470, 67100), (488, 64625), (500, 63074), (517, 61000), (550, 57340), (610, 51700), (671, 47000), (940, 33550), (1000, 31537), (1034, 30500), (1100, 28670), (1175, 26840), (1220, 25850), (1342, 23500), (1375, 22936), (1525, 20680), (1880, 16775), (2068, 15250), (2200, 14335), (2350, 13420), (2440, 12925), (2585, 12200), (2684, 11750), (2750, 11468), (2867, 11000), (3050, 10340), (3355, 9400), (4136, 7625), (4700, 6710), (5170, 6100), (5368, 5875), (5500, 5734)]