128220800

素因数分解:

$2^7\times 5^2\times {\mathrm{17}}^1\times {\mathrm{2357}}^1$

素因数の和:2398

約数の個数: 96

約数和(自身を含む): 335519820

約数和(自身を除く): 207299020

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 25, 32, 34, 40, 50, 64, 68, 80, 85, 100, 128, 136, 160, 170, 200, 272, 320, 340, 400, 425, 544, 640, 680, 800, 850, 1088, 1360, 1600, 1700, 2176, 2357, 2720, 3200, 3400, 4714, 5440, 6800, 9428, 10880, 11785, 13600, 18856, 23570, 27200, 37712, 40069, 47140, 54400, 58925, 75424, 80138, 94280, 117850, 150848, 160276, 188560, 200345, 235700, 301696, 320552, 377120, 400690, 471400, 641104, 754240, 801380, 942800, 1001725, 1282208, 1508480, 1602760, 1885600, 2003450, 2564416, 3205520, 3771200, 4006900, 5128832, 6411040, 7542400, 8013800, 12822080, 16027600, 25644160, 32055200, 64110400, 128220800]

約数ペア:

[(1, 128220800), (2, 64110400), (4, 32055200), (5, 25644160), (8, 16027600), (10, 12822080), (16, 8013800), (17, 7542400), (20, 6411040), (25, 5128832), (32, 4006900), (34, 3771200), (40, 3205520), (50, 2564416), (64, 2003450), (68, 1885600), (80, 1602760), (85, 1508480), (100, 1282208), (128, 1001725), (136, 942800), (160, 801380), (170, 754240), (200, 641104), (272, 471400), (320, 400690), (340, 377120), (400, 320552), (425, 301696), (544, 235700), (640, 200345), (680, 188560), (800, 160276), (850, 150848), (1088, 117850), (1360, 94280), (1600, 80138), (1700, 75424), (2176, 58925), (2357, 54400), (2720, 47140), (3200, 40069), (3400, 37712), (4714, 27200), (5440, 23570), (6800, 18856), (9428, 13600), (10880, 11785)]