64179760

素因数分解:

$2^4\times 5^1\times {\mathrm{17}}^1\times {\mathrm{41}}^1\times {\mathrm{1151}}^1$

素因数の和:1222

約数の個数: 80

約数和(自身を含む): 161989632

約数和(自身を除く): 97809872

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 34, 40, 41, 68, 80, 82, 85, 136, 164, 170, 205, 272, 328, 340, 410, 656, 680, 697, 820, 1151, 1360, 1394, 1640, 2302, 2788, 3280, 3485, 4604, 5576, 5755, 6970, 9208, 11152, 11510, 13940, 18416, 19567, 23020, 27880, 39134, 46040, 47191, 55760, 78268, 92080, 94382, 97835, 156536, 188764, 195670, 235955, 313072, 377528, 391340, 471910, 755056, 782680, 802247, 943820, 1565360, 1604494, 1887640, 3208988, 3775280, 4011235, 6417976, 8022470, 12835952, 16044940, 32089880, 64179760]

約数ペア:

[(1, 64179760), (2, 32089880), (4, 16044940), (5, 12835952), (8, 8022470), (10, 6417976), (16, 4011235), (17, 3775280), (20, 3208988), (34, 1887640), (40, 1604494), (41, 1565360), (68, 943820), (80, 802247), (82, 782680), (85, 755056), (136, 471910), (164, 391340), (170, 377528), (205, 313072), (272, 235955), (328, 195670), (340, 188764), (410, 156536), (656, 97835), (680, 94382), (697, 92080), (820, 78268), (1151, 55760), (1360, 47191), (1394, 46040), (1640, 39134), (2302, 27880), (2788, 23020), (3280, 19567), (3485, 18416), (4604, 13940), (5576, 11510), (5755, 11152), (6970, 9208)]