20007262500

素因数分解:

$2^2\times 3^1\times 5^5\times {\mathrm{127}}^1\times {\mathrm{4201}}^1$

素因数の和:4360

約数の個数: 144

約数和(自身を含む): 58824235008

約数和(自身を除く): 38816972508

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 25, 30, 50, 60, 75, 100, 125, 127, 150, 250, 254, 300, 375, 381, 500, 508, 625, 635, 750, 762, 1250, 1270, 1500, 1524, 1875, 1905, 2500, 2540, 3125, 3175, 3750, 3810, 4201, 6250, 6350, 7500, 7620, 8402, 9375, 9525, 12500, 12603, 12700, 15875, 16804, 18750, 19050, 21005, 25206, 31750, 37500, 38100, 42010, 47625, 50412, 63015, 63500, 79375, 84020, 95250, 105025, 126030, 158750, 190500, 210050, 238125, 252060, 315075, 317500, 396875, 420100, 476250, 525125, 533527, 630150, 793750, 952500, 1050250, 1067054, 1190625, 1260300, 1575375, 1587500, 1600581, 2100500, 2134108, 2381250, 2625625, 2667635, 3150750, 3201162, 4762500, 5251250, 5335270, 6301500, 6402324, 7876875, 8002905, 10502500, 10670540, 13128125, 13338175, 15753750, 16005810, 26256250, 26676350, 31507500, 32011620, 39384375, 40014525, 52512500, 53352700, 66690875, 78768750, 80029050, 133381750, 157537500, 160058100, 200072625, 266763500, 333454375, 400145250, 666908750, 800290500, 1000363125, 1333817500, 1667271875, 2000726250, 3334543750, 4001452500, 5001815625, 6669087500, 10003631250, 20007262500]

約数ペア:

[(1, 20007262500), (2, 10003631250), (3, 6669087500), (4, 5001815625), (5, 4001452500), (6, 3334543750), (10, 2000726250), (12, 1667271875), (15, 1333817500), (20, 1000363125), (25, 800290500), (30, 666908750), (50, 400145250), (60, 333454375), (75, 266763500), (100, 200072625), (125, 160058100), (127, 157537500), (150, 133381750), (250, 80029050), (254, 78768750), (300, 66690875), (375, 53352700), (381, 52512500), (500, 40014525), (508, 39384375), (625, 32011620), (635, 31507500), (750, 26676350), (762, 26256250), (1250, 16005810), (1270, 15753750), (1500, 13338175), (1524, 13128125), (1875, 10670540), (1905, 10502500), (2500, 8002905), (2540, 7876875), (3125, 6402324), (3175, 6301500), (3750, 5335270), (3810, 5251250), (4201, 4762500), (6250, 3201162), (6350, 3150750), (7500, 2667635), (7620, 2625625), (8402, 2381250), (9375, 2134108), (9525, 2100500), (12500, 1600581), (12603, 1587500), (12700, 1575375), (15875, 1260300), (16804, 1190625), (18750, 1067054), (19050, 1050250), (21005, 952500), (25206, 793750), (31750, 630150), (37500, 533527), (38100, 525125), (42010, 476250), (47625, 420100), (50412, 396875), (63015, 317500), (63500, 315075), (79375, 252060), (84020, 238125), (95250, 210050), (105025, 190500), (126030, 158750)]