142166440

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{131}}^1\times {\mathrm{2087}}^1$

素因数の和:2242

約数の個数: 64

約数和(自身を含む): 347276160

約数和(自身を除く): 205109720

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 104, 130, 131, 260, 262, 520, 524, 655, 1048, 1310, 1703, 2087, 2620, 3406, 4174, 5240, 6812, 8348, 8515, 10435, 13624, 16696, 17030, 20870, 27131, 34060, 41740, 54262, 68120, 83480, 108524, 135655, 217048, 271310, 273397, 542620, 546794, 1085240, 1093588, 1366985, 2187176, 2733970, 3554161, 5467940, 7108322, 10935880, 14216644, 17770805, 28433288, 35541610, 71083220, 142166440]

約数ペア:

[(1, 142166440), (2, 71083220), (4, 35541610), (5, 28433288), (8, 17770805), (10, 14216644), (13, 10935880), (20, 7108322), (26, 5467940), (40, 3554161), (52, 2733970), (65, 2187176), (104, 1366985), (130, 1093588), (131, 1085240), (260, 546794), (262, 542620), (520, 273397), (524, 271310), (655, 217048), (1048, 135655), (1310, 108524), (1703, 83480), (2087, 68120), (2620, 54262), (3406, 41740), (4174, 34060), (5240, 27131), (6812, 20870), (8348, 17030), (8515, 16696), (10435, 13624)]