26500240

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{83}}^1\times {\mathrm{307}}^1$

素因数の和:416

約数の個数: 80

約数和(自身を含む): 67370688

約数和(自身を除く): 40870448

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 40, 52, 65, 80, 83, 104, 130, 166, 208, 260, 307, 332, 415, 520, 614, 664, 830, 1040, 1079, 1228, 1328, 1535, 1660, 2158, 2456, 3070, 3320, 3991, 4316, 4912, 5395, 6140, 6640, 7982, 8632, 10790, 12280, 15964, 17264, 19955, 21580, 24560, 25481, 31928, 39910, 43160, 50962, 63856, 79820, 86320, 101924, 127405, 159640, 203848, 254810, 319280, 331253, 407696, 509620, 662506, 1019240, 1325012, 1656265, 2038480, 2650024, 3312530, 5300048, 6625060, 13250120, 26500240]

約数ペア:

[(1, 26500240), (2, 13250120), (4, 6625060), (5, 5300048), (8, 3312530), (10, 2650024), (13, 2038480), (16, 1656265), (20, 1325012), (26, 1019240), (40, 662506), (52, 509620), (65, 407696), (80, 331253), (83, 319280), (104, 254810), (130, 203848), (166, 159640), (208, 127405), (260, 101924), (307, 86320), (332, 79820), (415, 63856), (520, 50962), (614, 43160), (664, 39910), (830, 31928), (1040, 25481), (1079, 24560), (1228, 21580), (1328, 19955), (1535, 17264), (1660, 15964), (2158, 12280), (2456, 10790), (3070, 8632), (3320, 7982), (3991, 6640), (4316, 6140), (4912, 5395)]