89356594180

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{71}}^1\times {\mathrm{289987}}^1$

素因数の和:290105

約数の個数: 96

約数和(自身を含む): 224492470272

約数和(自身を除く): 135135876092

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 31, 35, 62, 70, 71, 124, 140, 142, 155, 217, 284, 310, 355, 434, 497, 620, 710, 868, 994, 1085, 1420, 1988, 2170, 2201, 2485, 4340, 4402, 4970, 8804, 9940, 11005, 15407, 22010, 30814, 44020, 61628, 77035, 154070, 289987, 308140, 579974, 1159948, 1449935, 2029909, 2899870, 4059818, 5799740, 8119636, 8989597, 10149545, 17979194, 20299090, 20589077, 35958388, 40598180, 41178154, 44947985, 62927179, 82356308, 89895970, 102945385, 125854358, 144123539, 179791940, 205890770, 251708716, 288247078, 314635895, 411781540, 576494156, 629271790, 638261387, 720617695, 1258543580, 1276522774, 1441235390, 2553045548, 2882470780, 3191306935, 4467829709, 6382613870, 8935659418, 12765227740, 17871318836, 22339148545, 44678297090, 89356594180]

約数ペア:

[(1, 89356594180), (2, 44678297090), (4, 22339148545), (5, 17871318836), (7, 12765227740), (10, 8935659418), (14, 6382613870), (20, 4467829709), (28, 3191306935), (31, 2882470780), (35, 2553045548), (62, 1441235390), (70, 1276522774), (71, 1258543580), (124, 720617695), (140, 638261387), (142, 629271790), (155, 576494156), (217, 411781540), (284, 314635895), (310, 288247078), (355, 251708716), (434, 205890770), (497, 179791940), (620, 144123539), (710, 125854358), (868, 102945385), (994, 89895970), (1085, 82356308), (1420, 62927179), (1988, 44947985), (2170, 41178154), (2201, 40598180), (2485, 35958388), (4340, 20589077), (4402, 20299090), (4970, 17979194), (8804, 10149545), (9940, 8989597), (11005, 8119636), (15407, 5799740), (22010, 4059818), (30814, 2899870), (44020, 2029909), (61628, 1449935), (77035, 1159948), (154070, 579974), (289987, 308140)]