72903740

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{977}}^1$

素因数の和:1047

約数の個数: 96

約数和(自身を含む): 193221504

約数和(自身を除く): 120317764

約数列:

[1, 2, 4, 5, 7, 10, 13, 14, 20, 26, 28, 35, 41, 52, 65, 70, 82, 91, 130, 140, 164, 182, 205, 260, 287, 364, 410, 455, 533, 574, 820, 910, 977, 1066, 1148, 1435, 1820, 1954, 2132, 2665, 2870, 3731, 3908, 4885, 5330, 5740, 6839, 7462, 9770, 10660, 12701, 13678, 14924, 18655, 19540, 25402, 27356, 34195, 37310, 40057, 50804, 63505, 68390, 74620, 80114, 88907, 127010, 136780, 160228, 177814, 200285, 254020, 280399, 355628, 400570, 444535, 520741, 560798, 801140, 889070, 1041482, 1121596, 1401995, 1778140, 2082964, 2603705, 2803990, 3645187, 5207410, 5607980, 7290374, 10414820, 14580748, 18225935, 36451870, 72903740]

約数ペア:

[(1, 72903740), (2, 36451870), (4, 18225935), (5, 14580748), (7, 10414820), (10, 7290374), (13, 5607980), (14, 5207410), (20, 3645187), (26, 2803990), (28, 2603705), (35, 2082964), (41, 1778140), (52, 1401995), (65, 1121596), (70, 1041482), (82, 889070), (91, 801140), (130, 560798), (140, 520741), (164, 444535), (182, 400570), (205, 355628), (260, 280399), (287, 254020), (364, 200285), (410, 177814), (455, 160228), (533, 136780), (574, 127010), (820, 88907), (910, 80114), (977, 74620), (1066, 68390), (1148, 63505), (1435, 50804), (1820, 40057), (1954, 37310), (2132, 34195), (2665, 27356), (2870, 25402), (3731, 19540), (3908, 18655), (4885, 14924), (5330, 13678), (5740, 12701), (6839, 10660), (7462, 9770)]