71678572

素因数分解:

$2^2\times 7^2\times {\mathrm{31}}^1\times {\mathrm{47}}^1\times {\mathrm{251}}^1$

素因数の和:347

約数の個数: 72

約数和(自身を含む): 154441728

約数和(自身を除く): 82763156

約数列:

[1, 2, 4, 7, 14, 28, 31, 47, 49, 62, 94, 98, 124, 188, 196, 217, 251, 329, 434, 502, 658, 868, 1004, 1316, 1457, 1519, 1757, 2303, 2914, 3038, 3514, 4606, 5828, 6076, 7028, 7781, 9212, 10199, 11797, 12299, 15562, 20398, 23594, 24598, 31124, 40796, 47188, 49196, 54467, 71393, 82579, 108934, 142786, 165158, 217868, 285572, 330316, 365707, 381269, 578053, 731414, 762538, 1156106, 1462828, 1525076, 2312212, 2559949, 5119898, 10239796, 17919643, 35839286, 71678572]

約数ペア:

[(1, 71678572), (2, 35839286), (4, 17919643), (7, 10239796), (14, 5119898), (28, 2559949), (31, 2312212), (47, 1525076), (49, 1462828), (62, 1156106), (94, 762538), (98, 731414), (124, 578053), (188, 381269), (196, 365707), (217, 330316), (251, 285572), (329, 217868), (434, 165158), (502, 142786), (658, 108934), (868, 82579), (1004, 71393), (1316, 54467), (1457, 49196), (1519, 47188), (1757, 40796), (2303, 31124), (2914, 24598), (3038, 23594), (3514, 20398), (4606, 15562), (5828, 12299), (6076, 11797), (7028, 10199), (7781, 9212)]