70538260

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{109}}^1\times {\mathrm{131}}^1$

素因数の和:281

約数の個数: 96

約数和(自身を含む): 170755200

約数和(自身を除く): 100216940

約数列:

[1, 2, 4, 5, 10, 13, 19, 20, 26, 38, 52, 65, 76, 95, 109, 130, 131, 190, 218, 247, 260, 262, 380, 436, 494, 524, 545, 655, 988, 1090, 1235, 1310, 1417, 1703, 2071, 2180, 2470, 2489, 2620, 2834, 3406, 4142, 4940, 4978, 5668, 6812, 7085, 8284, 8515, 9956, 10355, 12445, 14170, 14279, 17030, 20710, 24890, 26923, 28340, 28558, 32357, 34060, 41420, 49780, 53846, 57116, 64714, 71395, 107692, 129428, 134615, 142790, 161785, 185627, 269230, 271301, 285580, 323570, 371254, 538460, 542602, 647140, 742508, 928135, 1085204, 1356505, 1856270, 2713010, 3526913, 3712540, 5426020, 7053826, 14107652, 17634565, 35269130, 70538260]

約数ペア:

[(1, 70538260), (2, 35269130), (4, 17634565), (5, 14107652), (10, 7053826), (13, 5426020), (19, 3712540), (20, 3526913), (26, 2713010), (38, 1856270), (52, 1356505), (65, 1085204), (76, 928135), (95, 742508), (109, 647140), (130, 542602), (131, 538460), (190, 371254), (218, 323570), (247, 285580), (260, 271301), (262, 269230), (380, 185627), (436, 161785), (494, 142790), (524, 134615), (545, 129428), (655, 107692), (988, 71395), (1090, 64714), (1235, 57116), (1310, 53846), (1417, 49780), (1703, 41420), (2071, 34060), (2180, 32357), (2470, 28558), (2489, 28340), (2620, 26923), (2834, 24890), (3406, 20710), (4142, 17030), (4940, 14279), (4978, 14170), (5668, 12445), (6812, 10355), (7085, 9956), (8284, 8515)]