91943680

素因数分解:

$2^8\times 5^1\times {\mathrm{109}}^1\times {\mathrm{659}}^1$

素因数の和:789

約数の個数: 72

約数和(自身を含む): 222591600

約数和(自身を除く): 130647920

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 109, 128, 160, 218, 256, 320, 436, 545, 640, 659, 872, 1090, 1280, 1318, 1744, 2180, 2636, 3295, 3488, 4360, 5272, 6590, 6976, 8720, 10544, 13180, 13952, 17440, 21088, 26360, 27904, 34880, 42176, 52720, 69760, 71831, 84352, 105440, 139520, 143662, 168704, 210880, 287324, 359155, 421760, 574648, 718310, 843520, 1149296, 1436620, 2298592, 2873240, 4597184, 5746480, 9194368, 11492960, 18388736, 22985920, 45971840, 91943680]

約数ペア:

[(1, 91943680), (2, 45971840), (4, 22985920), (5, 18388736), (8, 11492960), (10, 9194368), (16, 5746480), (20, 4597184), (32, 2873240), (40, 2298592), (64, 1436620), (80, 1149296), (109, 843520), (128, 718310), (160, 574648), (218, 421760), (256, 359155), (320, 287324), (436, 210880), (545, 168704), (640, 143662), (659, 139520), (872, 105440), (1090, 84352), (1280, 71831), (1318, 69760), (1744, 52720), (2180, 42176), (2636, 34880), (3295, 27904), (3488, 26360), (4360, 21088), (5272, 17440), (6590, 13952), (6976, 13180), (8720, 10544)]