25781040

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{61}}^1\times {\mathrm{587}}^1$

素因数の和:667

約数の個数: 120

約数和(自身を含む): 88150608

約数和(自身を除く): 62369568

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 36, 40, 45, 48, 60, 61, 72, 80, 90, 120, 122, 144, 180, 183, 240, 244, 305, 360, 366, 488, 549, 587, 610, 720, 732, 915, 976, 1098, 1174, 1220, 1464, 1761, 1830, 2196, 2348, 2440, 2745, 2928, 2935, 3522, 3660, 4392, 4696, 4880, 5283, 5490, 5870, 7044, 7320, 8784, 8805, 9392, 10566, 10980, 11740, 14088, 14640, 17610, 21132, 21960, 23480, 26415, 28176, 35220, 35807, 42264, 43920, 46960, 52830, 70440, 71614, 84528, 105660, 107421, 140880, 143228, 179035, 211320, 214842, 286456, 322263, 358070, 422640, 429684, 537105, 572912, 644526, 716140, 859368, 1074210, 1289052, 1432280, 1611315, 1718736, 2148420, 2578104, 2864560, 3222630, 4296840, 5156208, 6445260, 8593680, 12890520, 25781040]

約数ペア:

[(1, 25781040), (2, 12890520), (3, 8593680), (4, 6445260), (5, 5156208), (6, 4296840), (8, 3222630), (9, 2864560), (10, 2578104), (12, 2148420), (15, 1718736), (16, 1611315), (18, 1432280), (20, 1289052), (24, 1074210), (30, 859368), (36, 716140), (40, 644526), (45, 572912), (48, 537105), (60, 429684), (61, 422640), (72, 358070), (80, 322263), (90, 286456), (120, 214842), (122, 211320), (144, 179035), (180, 143228), (183, 140880), (240, 107421), (244, 105660), (305, 84528), (360, 71614), (366, 70440), (488, 52830), (549, 46960), (587, 43920), (610, 42264), (720, 35807), (732, 35220), (915, 28176), (976, 26415), (1098, 23480), (1174, 21960), (1220, 21132), (1464, 17610), (1761, 14640), (1830, 14088), (2196, 11740), (2348, 10980), (2440, 10566), (2745, 9392), (2928, 8805), (2935, 8784), (3522, 7320), (3660, 7044), (4392, 5870), (4696, 5490), (4880, 5283)]