48654520

素因数分解:

$2^3\times 5^1\times {\mathrm{79}}^1\times {\mathrm{89}}^1\times {\mathrm{173}}^1$

素因数の和:352

約数の個数: 64

約数和(自身を含む): 112752000

約数和(自身を除く): 64097480

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 79, 89, 158, 173, 178, 316, 346, 356, 395, 445, 632, 692, 712, 790, 865, 890, 1384, 1580, 1730, 1780, 3160, 3460, 3560, 6920, 7031, 13667, 14062, 15397, 27334, 28124, 30794, 35155, 54668, 56248, 61588, 68335, 70310, 76985, 109336, 123176, 136670, 140620, 153970, 273340, 281240, 307940, 546680, 615880, 1216363, 2432726, 4865452, 6081815, 9730904, 12163630, 24327260, 48654520]

約数ペア:

[(1, 48654520), (2, 24327260), (4, 12163630), (5, 9730904), (8, 6081815), (10, 4865452), (20, 2432726), (40, 1216363), (79, 615880), (89, 546680), (158, 307940), (173, 281240), (178, 273340), (316, 153970), (346, 140620), (356, 136670), (395, 123176), (445, 109336), (632, 76985), (692, 70310), (712, 68335), (790, 61588), (865, 56248), (890, 54668), (1384, 35155), (1580, 30794), (1730, 28124), (1780, 27334), (3160, 15397), (3460, 14062), (3560, 13667), (6920, 7031)]