65181376

素因数分解:

$2^6\times {\mathrm{13}}^1\times {\mathrm{157}}^1\times {\mathrm{499}}^1$

素因数の和:681

約数の個数: 56

約数和(自身を含む): 140462000

約数和(自身を除く): 75280624

約数列:

[1, 2, 4, 8, 13, 16, 26, 32, 52, 64, 104, 157, 208, 314, 416, 499, 628, 832, 998, 1256, 1996, 2041, 2512, 3992, 4082, 5024, 6487, 7984, 8164, 10048, 12974, 15968, 16328, 25948, 31936, 32656, 51896, 65312, 78343, 103792, 130624, 156686, 207584, 313372, 415168, 626744, 1018459, 1253488, 2036918, 2506976, 4073836, 5013952, 8147672, 16295344, 32590688, 65181376]

約数ペア:

[(1, 65181376), (2, 32590688), (4, 16295344), (8, 8147672), (13, 5013952), (16, 4073836), (26, 2506976), (32, 2036918), (52, 1253488), (64, 1018459), (104, 626744), (157, 415168), (208, 313372), (314, 207584), (416, 156686), (499, 130624), (628, 103792), (832, 78343), (998, 65312), (1256, 51896), (1996, 32656), (2041, 31936), (2512, 25948), (3992, 16328), (4082, 15968), (5024, 12974), (6487, 10048), (7984, 8164)]