205612500

素因数分解:

$2^2\times 3^1\times 5^5\times {\mathrm{5483}}^1$

素因数の和:5515

約数の個数: 72

約数和(自身を含む): 599774112

約数和(自身を除く): 394161612

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 25, 30, 50, 60, 75, 100, 125, 150, 250, 300, 375, 500, 625, 750, 1250, 1500, 1875, 2500, 3125, 3750, 5483, 6250, 7500, 9375, 10966, 12500, 16449, 18750, 21932, 27415, 32898, 37500, 54830, 65796, 82245, 109660, 137075, 164490, 274150, 328980, 411225, 548300, 685375, 822450, 1370750, 1644900, 2056125, 2741500, 3426875, 4112250, 6853750, 8224500, 10280625, 13707500, 17134375, 20561250, 34268750, 41122500, 51403125, 68537500, 102806250, 205612500]

約数ペア:

[(1, 205612500), (2, 102806250), (3, 68537500), (4, 51403125), (5, 41122500), (6, 34268750), (10, 20561250), (12, 17134375), (15, 13707500), (20, 10280625), (25, 8224500), (30, 6853750), (50, 4112250), (60, 3426875), (75, 2741500), (100, 2056125), (125, 1644900), (150, 1370750), (250, 822450), (300, 685375), (375, 548300), (500, 411225), (625, 328980), (750, 274150), (1250, 164490), (1500, 137075), (1875, 109660), (2500, 82245), (3125, 65796), (3750, 54830), (5483, 37500), (6250, 32898), (7500, 27415), (9375, 21932), (10966, 18750), (12500, 16449)]