87758080

素因数分解:

$2^8\times 5^1\times {\mathrm{17}}^1\times {\mathrm{37}}^1\times {\mathrm{109}}^1$

素因数の和:184

約数の個数: 144

約数和(自身を含む): 230685840

約数和(自身を除く): 142927760

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 32, 34, 37, 40, 64, 68, 74, 80, 85, 109, 128, 136, 148, 160, 170, 185, 218, 256, 272, 296, 320, 340, 370, 436, 544, 545, 592, 629, 640, 680, 740, 872, 1088, 1090, 1184, 1258, 1280, 1360, 1480, 1744, 1853, 2176, 2180, 2368, 2516, 2720, 2960, 3145, 3488, 3706, 4033, 4352, 4360, 4736, 5032, 5440, 5920, 6290, 6976, 7412, 8066, 8720, 9265, 9472, 10064, 10880, 11840, 12580, 13952, 14824, 16132, 17440, 18530, 20128, 20165, 21760, 23680, 25160, 27904, 29648, 32264, 34880, 37060, 40256, 40330, 47360, 50320, 59296, 64528, 68561, 69760, 74120, 80512, 80660, 100640, 118592, 129056, 137122, 139520, 148240, 161024, 161320, 201280, 237184, 258112, 274244, 296480, 322640, 342805, 402560, 474368, 516224, 548488, 592960, 645280, 685610, 805120, 1032448, 1096976, 1185920, 1290560, 1371220, 2193952, 2371840, 2581120, 2742440, 4387904, 5162240, 5484880, 8775808, 10969760, 17551616, 21939520, 43879040, 87758080]

約数ペア:

[(1, 87758080), (2, 43879040), (4, 21939520), (5, 17551616), (8, 10969760), (10, 8775808), (16, 5484880), (17, 5162240), (20, 4387904), (32, 2742440), (34, 2581120), (37, 2371840), (40, 2193952), (64, 1371220), (68, 1290560), (74, 1185920), (80, 1096976), (85, 1032448), (109, 805120), (128, 685610), (136, 645280), (148, 592960), (160, 548488), (170, 516224), (185, 474368), (218, 402560), (256, 342805), (272, 322640), (296, 296480), (320, 274244), (340, 258112), (370, 237184), (436, 201280), (544, 161320), (545, 161024), (592, 148240), (629, 139520), (640, 137122), (680, 129056), (740, 118592), (872, 100640), (1088, 80660), (1090, 80512), (1184, 74120), (1258, 69760), (1280, 68561), (1360, 64528), (1480, 59296), (1744, 50320), (1853, 47360), (2176, 40330), (2180, 40256), (2368, 37060), (2516, 34880), (2720, 32264), (2960, 29648), (3145, 27904), (3488, 25160), (3706, 23680), (4033, 21760), (4352, 20165), (4360, 20128), (4736, 18530), (5032, 17440), (5440, 16132), (5920, 14824), (6290, 13952), (6976, 12580), (7412, 11840), (8066, 10880), (8720, 10064), (9265, 9472)]