72941140

素因数分解:

$2^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{71}}^1\times {\mathrm{1657}}^1$

素因数の和:1768

約数の個数: 48

約数和(自身を含む): 160441344

約数和(自身を除く): 87500204

約数列:

[1, 2, 4, 5, 10, 20, 31, 62, 71, 124, 142, 155, 284, 310, 355, 620, 710, 1420, 1657, 2201, 3314, 4402, 6628, 8285, 8804, 11005, 16570, 22010, 33140, 44020, 51367, 102734, 117647, 205468, 235294, 256835, 470588, 513670, 588235, 1027340, 1176470, 2352940, 3647057, 7294114, 14588228, 18235285, 36470570, 72941140]

約数ペア:

[(1, 72941140), (2, 36470570), (4, 18235285), (5, 14588228), (10, 7294114), (20, 3647057), (31, 2352940), (62, 1176470), (71, 1027340), (124, 588235), (142, 513670), (155, 470588), (284, 256835), (310, 235294), (355, 205468), (620, 117647), (710, 102734), (1420, 51367), (1657, 44020), (2201, 33140), (3314, 22010), (4402, 16570), (6628, 11005), (8285, 8804)]