71437500

素因数分解:

$2^2\times 3^2\times 5^6\times {\mathrm{127}}^1$

素因数の和:167

約数の個数: 126

約数和(自身を含む): 227497088

約数和(自身を除く): 156059588

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 25, 30, 36, 45, 50, 60, 75, 90, 100, 125, 127, 150, 180, 225, 250, 254, 300, 375, 381, 450, 500, 508, 625, 635, 750, 762, 900, 1125, 1143, 1250, 1270, 1500, 1524, 1875, 1905, 2250, 2286, 2500, 2540, 3125, 3175, 3750, 3810, 4500, 4572, 5625, 5715, 6250, 6350, 7500, 7620, 9375, 9525, 11250, 11430, 12500, 12700, 15625, 15875, 18750, 19050, 22500, 22860, 28125, 28575, 31250, 31750, 37500, 38100, 46875, 47625, 56250, 57150, 62500, 63500, 79375, 93750, 95250, 112500, 114300, 140625, 142875, 158750, 187500, 190500, 238125, 281250, 285750, 317500, 396875, 476250, 562500, 571500, 714375, 793750, 952500, 1190625, 1428750, 1587500, 1984375, 2381250, 2857500, 3571875, 3968750, 4762500, 5953125, 7143750, 7937500, 11906250, 14287500, 17859375, 23812500, 35718750, 71437500]

約数ペア:

[(1, 71437500), (2, 35718750), (3, 23812500), (4, 17859375), (5, 14287500), (6, 11906250), (9, 7937500), (10, 7143750), (12, 5953125), (15, 4762500), (18, 3968750), (20, 3571875), (25, 2857500), (30, 2381250), (36, 1984375), (45, 1587500), (50, 1428750), (60, 1190625), (75, 952500), (90, 793750), (100, 714375), (125, 571500), (127, 562500), (150, 476250), (180, 396875), (225, 317500), (250, 285750), (254, 281250), (300, 238125), (375, 190500), (381, 187500), (450, 158750), (500, 142875), (508, 140625), (625, 114300), (635, 112500), (750, 95250), (762, 93750), (900, 79375), (1125, 63500), (1143, 62500), (1250, 57150), (1270, 56250), (1500, 47625), (1524, 46875), (1875, 38100), (1905, 37500), (2250, 31750), (2286, 31250), (2500, 28575), (2540, 28125), (3125, 22860), (3175, 22500), (3750, 19050), (3810, 18750), (4500, 15875), (4572, 15625), (5625, 12700), (5715, 12500), (6250, 11430), (6350, 11250), (7500, 9525), (7620, 9375)]