53247500

素因数分解:

$2^2\times 5^4\times {\mathrm{19}}^2\times {\mathrm{59}}^1$

素因数の和:121

約数の個数: 90

約数和(自身を含む): 124975620

約数和(自身を除く): 71728120

約数列:

[1, 2, 4, 5, 10, 19, 20, 25, 38, 50, 59, 76, 95, 100, 118, 125, 190, 236, 250, 295, 361, 380, 475, 500, 590, 625, 722, 950, 1121, 1180, 1250, 1444, 1475, 1805, 1900, 2242, 2375, 2500, 2950, 3610, 4484, 4750, 5605, 5900, 7220, 7375, 9025, 9500, 11210, 11875, 14750, 18050, 21299, 22420, 23750, 28025, 29500, 36100, 36875, 42598, 45125, 47500, 56050, 73750, 85196, 90250, 106495, 112100, 140125, 147500, 180500, 212990, 225625, 280250, 425980, 451250, 532475, 560500, 700625, 902500, 1064950, 1401250, 2129900, 2662375, 2802500, 5324750, 10649500, 13311875, 26623750, 53247500]

約数ペア:

[(1, 53247500), (2, 26623750), (4, 13311875), (5, 10649500), (10, 5324750), (19, 2802500), (20, 2662375), (25, 2129900), (38, 1401250), (50, 1064950), (59, 902500), (76, 700625), (95, 560500), (100, 532475), (118, 451250), (125, 425980), (190, 280250), (236, 225625), (250, 212990), (295, 180500), (361, 147500), (380, 140125), (475, 112100), (500, 106495), (590, 90250), (625, 85196), (722, 73750), (950, 56050), (1121, 47500), (1180, 45125), (1250, 42598), (1444, 36875), (1475, 36100), (1805, 29500), (1900, 28025), (2242, 23750), (2375, 22420), (2500, 21299), (2950, 18050), (3610, 14750), (4484, 11875), (4750, 11210), (5605, 9500), (5900, 9025), (7220, 7375)]