89982860

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^2\times {\mathrm{19}}^2\times {\mathrm{103}}^1$

素因数の和:172

約数の個数: 108

約数和(自身を含む): 221339664

約数和(自身を除く): 131356804

約数列:

[1, 2, 4, 5, 10, 11, 19, 20, 22, 38, 44, 55, 76, 95, 103, 110, 121, 190, 206, 209, 220, 242, 361, 380, 412, 418, 484, 515, 605, 722, 836, 1030, 1045, 1133, 1210, 1444, 1805, 1957, 2060, 2090, 2266, 2299, 2420, 3610, 3914, 3971, 4180, 4532, 4598, 5665, 7220, 7828, 7942, 9196, 9785, 11330, 11495, 12463, 15884, 19570, 19855, 21527, 22660, 22990, 24926, 37183, 39140, 39710, 43054, 43681, 45980, 49852, 62315, 74366, 79420, 86108, 87362, 107635, 124630, 148732, 174724, 185915, 215270, 218405, 236797, 249260, 371830, 409013, 430540, 436810, 473594, 743660, 818026, 873620, 947188, 1183985, 1636052, 2045065, 2367970, 4090130, 4499143, 4735940, 8180260, 8998286, 17996572, 22495715, 44991430, 89982860]

約数ペア:

[(1, 89982860), (2, 44991430), (4, 22495715), (5, 17996572), (10, 8998286), (11, 8180260), (19, 4735940), (20, 4499143), (22, 4090130), (38, 2367970), (44, 2045065), (55, 1636052), (76, 1183985), (95, 947188), (103, 873620), (110, 818026), (121, 743660), (190, 473594), (206, 436810), (209, 430540), (220, 409013), (242, 371830), (361, 249260), (380, 236797), (412, 218405), (418, 215270), (484, 185915), (515, 174724), (605, 148732), (722, 124630), (836, 107635), (1030, 87362), (1045, 86108), (1133, 79420), (1210, 74366), (1444, 62315), (1805, 49852), (1957, 45980), (2060, 43681), (2090, 43054), (2266, 39710), (2299, 39140), (2420, 37183), (3610, 24926), (3914, 22990), (3971, 22660), (4180, 21527), (4532, 19855), (4598, 19570), (5665, 15884), (7220, 12463), (7828, 11495), (7942, 11330), (9196, 9785)]