56164940

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{97}}^1\times {\mathrm{131}}^1$

素因数の和:267

約数の個数: 96

約数和(自身を含む): 136914624

約数和(自身を除く): 80749684

約数列:

[1, 2, 4, 5, 10, 13, 17, 20, 26, 34, 52, 65, 68, 85, 97, 130, 131, 170, 194, 221, 260, 262, 340, 388, 442, 485, 524, 655, 884, 970, 1105, 1261, 1310, 1649, 1703, 1940, 2210, 2227, 2522, 2620, 3298, 3406, 4420, 4454, 5044, 6305, 6596, 6812, 8245, 8515, 8908, 11135, 12610, 12707, 16490, 17030, 21437, 22270, 25220, 25414, 28951, 32980, 34060, 42874, 44540, 50828, 57902, 63535, 85748, 107185, 115804, 127070, 144755, 165191, 214370, 216019, 254140, 289510, 330382, 428740, 432038, 579020, 660764, 825955, 864076, 1080095, 1651910, 2160190, 2808247, 3303820, 4320380, 5616494, 11232988, 14041235, 28082470, 56164940]

約数ペア:

[(1, 56164940), (2, 28082470), (4, 14041235), (5, 11232988), (10, 5616494), (13, 4320380), (17, 3303820), (20, 2808247), (26, 2160190), (34, 1651910), (52, 1080095), (65, 864076), (68, 825955), (85, 660764), (97, 579020), (130, 432038), (131, 428740), (170, 330382), (194, 289510), (221, 254140), (260, 216019), (262, 214370), (340, 165191), (388, 144755), (442, 127070), (485, 115804), (524, 107185), (655, 85748), (884, 63535), (970, 57902), (1105, 50828), (1261, 44540), (1310, 42874), (1649, 34060), (1703, 32980), (1940, 28951), (2210, 25414), (2227, 25220), (2522, 22270), (2620, 21437), (3298, 17030), (3406, 16490), (4420, 12707), (4454, 12610), (5044, 11135), (6305, 8908), (6596, 8515), (6812, 8245)]