51688130

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{59}}^1\times {\mathrm{293}}^1$

素因数の和:395

約数の個数: 64

約数和(自身を含む): 106686720

約数和(自身を除く): 54998590

約数列:

[1, 2, 5, 10, 13, 23, 26, 46, 59, 65, 115, 118, 130, 230, 293, 295, 299, 586, 590, 598, 767, 1357, 1465, 1495, 1534, 2714, 2930, 2990, 3809, 3835, 6739, 6785, 7618, 7670, 13478, 13570, 17287, 17641, 19045, 33695, 34574, 35282, 38090, 67390, 86435, 87607, 88205, 172870, 175214, 176410, 224731, 397601, 438035, 449462, 795202, 876070, 1123655, 1988005, 2247310, 3976010, 5168813, 10337626, 25844065, 51688130]

約数ペア:

[(1, 51688130), (2, 25844065), (5, 10337626), (10, 5168813), (13, 3976010), (23, 2247310), (26, 1988005), (46, 1123655), (59, 876070), (65, 795202), (115, 449462), (118, 438035), (130, 397601), (230, 224731), (293, 176410), (295, 175214), (299, 172870), (586, 88205), (590, 87607), (598, 86435), (767, 67390), (1357, 38090), (1465, 35282), (1495, 34574), (1534, 33695), (2714, 19045), (2930, 17641), (2990, 17287), (3809, 13570), (3835, 13478), (6739, 7670), (6785, 7618)]