90893920

素因数分解:

$2^5\times 5^1\times {\mathrm{13}}^1\times {\mathrm{89}}^1\times {\mathrm{491}}^1$

素因数の和:608

約数の個数: 96

約数和(自身を含む): 234329760

約数和(自身を除く): 143435840

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 32, 40, 52, 65, 80, 89, 104, 130, 160, 178, 208, 260, 356, 416, 445, 491, 520, 712, 890, 982, 1040, 1157, 1424, 1780, 1964, 2080, 2314, 2455, 2848, 3560, 3928, 4628, 4910, 5785, 6383, 7120, 7856, 9256, 9820, 11570, 12766, 14240, 15712, 18512, 19640, 23140, 25532, 31915, 37024, 39280, 43699, 46280, 51064, 63830, 78560, 87398, 92560, 102128, 127660, 174796, 185120, 204256, 218495, 255320, 349592, 436990, 510640, 568087, 699184, 873980, 1021280, 1136174, 1398368, 1747960, 2272348, 2840435, 3495920, 4544696, 5680870, 6991840, 9089392, 11361740, 18178784, 22723480, 45446960, 90893920]

約数ペア:

[(1, 90893920), (2, 45446960), (4, 22723480), (5, 18178784), (8, 11361740), (10, 9089392), (13, 6991840), (16, 5680870), (20, 4544696), (26, 3495920), (32, 2840435), (40, 2272348), (52, 1747960), (65, 1398368), (80, 1136174), (89, 1021280), (104, 873980), (130, 699184), (160, 568087), (178, 510640), (208, 436990), (260, 349592), (356, 255320), (416, 218495), (445, 204256), (491, 185120), (520, 174796), (712, 127660), (890, 102128), (982, 92560), (1040, 87398), (1157, 78560), (1424, 63830), (1780, 51064), (1964, 46280), (2080, 43699), (2314, 39280), (2455, 37024), (2848, 31915), (3560, 25532), (3928, 23140), (4628, 19640), (4910, 18512), (5785, 15712), (6383, 14240), (7120, 12766), (7856, 11570), (9256, 9820)]