81187500

素因数分解:

$2^2\times 3^1\times 5^6\times {\mathrm{433}}^1$

素因数の和:470

約数の個数: 84

約数和(自身を含む): 237340712

約数和(自身を除く): 156153212

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 25, 30, 50, 60, 75, 100, 125, 150, 250, 300, 375, 433, 500, 625, 750, 866, 1250, 1299, 1500, 1732, 1875, 2165, 2500, 2598, 3125, 3750, 4330, 5196, 6250, 6495, 7500, 8660, 9375, 10825, 12500, 12990, 15625, 18750, 21650, 25980, 31250, 32475, 37500, 43300, 46875, 54125, 62500, 64950, 93750, 108250, 129900, 162375, 187500, 216500, 270625, 324750, 541250, 649500, 811875, 1082500, 1353125, 1623750, 2706250, 3247500, 4059375, 5412500, 6765625, 8118750, 13531250, 16237500, 20296875, 27062500, 40593750, 81187500]

約数ペア:

[(1, 81187500), (2, 40593750), (3, 27062500), (4, 20296875), (5, 16237500), (6, 13531250), (10, 8118750), (12, 6765625), (15, 5412500), (20, 4059375), (25, 3247500), (30, 2706250), (50, 1623750), (60, 1353125), (75, 1082500), (100, 811875), (125, 649500), (150, 541250), (250, 324750), (300, 270625), (375, 216500), (433, 187500), (500, 162375), (625, 129900), (750, 108250), (866, 93750), (1250, 64950), (1299, 62500), (1500, 54125), (1732, 46875), (1875, 43300), (2165, 37500), (2500, 32475), (2598, 31250), (3125, 25980), (3750, 21650), (4330, 18750), (5196, 15625), (6250, 12990), (6495, 12500), (7500, 10825), (8660, 9375)]