85459640

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{37}}^1\times {\mathrm{73}}^1\times {\mathrm{113}}^1$

素因数の和:241

約数の個数: 128

約数和(自身を含む): 230808960

約数和(自身を除く): 145349320

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 37, 40, 56, 70, 73, 74, 113, 140, 146, 148, 185, 226, 259, 280, 292, 296, 365, 370, 452, 511, 518, 565, 584, 730, 740, 791, 904, 1022, 1036, 1130, 1295, 1460, 1480, 1582, 2044, 2072, 2260, 2555, 2590, 2701, 2920, 3164, 3955, 4088, 4181, 4520, 5110, 5180, 5402, 6328, 7910, 8249, 8362, 10220, 10360, 10804, 13505, 15820, 16498, 16724, 18907, 20440, 20905, 21608, 27010, 29267, 31640, 32996, 33448, 37814, 41245, 41810, 54020, 57743, 58534, 65992, 75628, 82490, 83620, 94535, 108040, 115486, 117068, 146335, 151256, 164980, 167240, 189070, 230972, 234136, 288715, 292670, 305213, 329960, 378140, 461944, 577430, 585340, 610426, 756280, 1154860, 1170680, 1220852, 1526065, 2136491, 2309720, 2441704, 3052130, 4272982, 6104260, 8545964, 10682455, 12208520, 17091928, 21364910, 42729820, 85459640]

約数ペア:

[(1, 85459640), (2, 42729820), (4, 21364910), (5, 17091928), (7, 12208520), (8, 10682455), (10, 8545964), (14, 6104260), (20, 4272982), (28, 3052130), (35, 2441704), (37, 2309720), (40, 2136491), (56, 1526065), (70, 1220852), (73, 1170680), (74, 1154860), (113, 756280), (140, 610426), (146, 585340), (148, 577430), (185, 461944), (226, 378140), (259, 329960), (280, 305213), (292, 292670), (296, 288715), (365, 234136), (370, 230972), (452, 189070), (511, 167240), (518, 164980), (565, 151256), (584, 146335), (730, 117068), (740, 115486), (791, 108040), (904, 94535), (1022, 83620), (1036, 82490), (1130, 75628), (1295, 65992), (1460, 58534), (1480, 57743), (1582, 54020), (2044, 41810), (2072, 41245), (2260, 37814), (2555, 33448), (2590, 32996), (2701, 31640), (2920, 29267), (3164, 27010), (3955, 21608), (4088, 20905), (4181, 20440), (4520, 18907), (5110, 16724), (5180, 16498), (5402, 15820), (6328, 13505), (7910, 10804), (8249, 10360), (8362, 10220)]