71395870

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{67}}^1\times {\mathrm{1171}}^1$

素因数の和:1265

約数の個数: 64

約数和(自身を含む): 160667136

約数和(自身を除く): 89271266

約数列:

[1, 2, 5, 7, 10, 13, 14, 26, 35, 65, 67, 70, 91, 130, 134, 182, 335, 455, 469, 670, 871, 910, 938, 1171, 1742, 2342, 2345, 4355, 4690, 5855, 6097, 8197, 8710, 11710, 12194, 15223, 16394, 30446, 30485, 40985, 60970, 76115, 78457, 81970, 106561, 152230, 156914, 213122, 392285, 532805, 549199, 784570, 1019941, 1065610, 1098398, 2039882, 2745995, 5099705, 5491990, 7139587, 10199410, 14279174, 35697935, 71395870]

約数ペア:

[(1, 71395870), (2, 35697935), (5, 14279174), (7, 10199410), (10, 7139587), (13, 5491990), (14, 5099705), (26, 2745995), (35, 2039882), (65, 1098398), (67, 1065610), (70, 1019941), (91, 784570), (130, 549199), (134, 532805), (182, 392285), (335, 213122), (455, 156914), (469, 152230), (670, 106561), (871, 81970), (910, 78457), (938, 76115), (1171, 60970), (1742, 40985), (2342, 30485), (2345, 30446), (4355, 16394), (4690, 15223), (5855, 12194), (6097, 11710), (8197, 8710)]