25644160

素因数分解:

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

素因数の和:2393

約数の個数: 64

約数和(自身を含む): 64939320

約数和(自身を除く): 39295160

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 32, 34, 40, 64, 68, 80, 85, 128, 136, 160, 170, 272, 320, 340, 544, 640, 680, 1088, 1360, 2176, 2357, 2720, 4714, 5440, 9428, 10880, 11785, 18856, 23570, 37712, 40069, 47140, 75424, 80138, 94280, 150848, 160276, 188560, 200345, 301696, 320552, 377120, 400690, 641104, 754240, 801380, 1282208, 1508480, 1602760, 2564416, 3205520, 5128832, 6411040, 12822080, 25644160]

約数ペア:

[(1, 25644160), (2, 12822080), (4, 6411040), (5, 5128832), (8, 3205520), (10, 2564416), (16, 1602760), (17, 1508480), (20, 1282208), (32, 801380), (34, 754240), (40, 641104), (64, 400690), (68, 377120), (80, 320552), (85, 301696), (128, 200345), (136, 188560), (160, 160276), (170, 150848), (272, 94280), (320, 80138), (340, 75424), (544, 47140), (640, 40069), (680, 37712), (1088, 23570), (1360, 18856), (2176, 11785), (2357, 10880), (2720, 9428), (4714, 5440)]