52253680

素因数分解:

$2^4\times 5^1\times {\mathrm{41}}^1\times {\mathrm{89}}^1\times {\mathrm{179}}^1$

素因数の和:322

約数の個数: 80

約数和(自身を含む): 126554400

約数和(自身を除く): 74300720

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 41, 80, 82, 89, 164, 178, 179, 205, 328, 356, 358, 410, 445, 656, 712, 716, 820, 890, 895, 1424, 1432, 1640, 1780, 1790, 2864, 3280, 3560, 3580, 3649, 7120, 7160, 7298, 7339, 14320, 14596, 14678, 15931, 18245, 29192, 29356, 31862, 36490, 36695, 58384, 58712, 63724, 72980, 73390, 79655, 117424, 127448, 145960, 146780, 159310, 254896, 291920, 293560, 318620, 587120, 637240, 653171, 1274480, 1306342, 2612684, 3265855, 5225368, 6531710, 10450736, 13063420, 26126840, 52253680]

約数ペア:

[(1, 52253680), (2, 26126840), (4, 13063420), (5, 10450736), (8, 6531710), (10, 5225368), (16, 3265855), (20, 2612684), (40, 1306342), (41, 1274480), (80, 653171), (82, 637240), (89, 587120), (164, 318620), (178, 293560), (179, 291920), (205, 254896), (328, 159310), (356, 146780), (358, 145960), (410, 127448), (445, 117424), (656, 79655), (712, 73390), (716, 72980), (820, 63724), (890, 58712), (895, 58384), (1424, 36695), (1432, 36490), (1640, 31862), (1780, 29356), (1790, 29192), (2864, 18245), (3280, 15931), (3560, 14678), (3580, 14596), (3649, 14320), (7120, 7339), (7160, 7298)]