85470028

素因数分解:

$2^2\times 7^1\times {\mathrm{61}}^1\times {\mathrm{163}}^1\times {\mathrm{307}}^1$

素因数の和:542

約数の個数: 48

約数和(自身を含む): 175377664

約数和(自身を除く): 89907636

約数列:

[1, 2, 4, 7, 14, 28, 61, 122, 163, 244, 307, 326, 427, 614, 652, 854, 1141, 1228, 1708, 2149, 2282, 4298, 4564, 8596, 9943, 18727, 19886, 37454, 39772, 50041, 69601, 74908, 100082, 131089, 139202, 200164, 262178, 278404, 350287, 524356, 700574, 1401148, 3052501, 6105002, 12210004, 21367507, 42735014, 85470028]

約数ペア:

[(1, 85470028), (2, 42735014), (4, 21367507), (7, 12210004), (14, 6105002), (28, 3052501), (61, 1401148), (122, 700574), (163, 524356), (244, 350287), (307, 278404), (326, 262178), (427, 200164), (614, 139202), (652, 131089), (854, 100082), (1141, 74908), (1228, 69601), (1708, 50041), (2149, 39772), (2282, 37454), (4298, 19886), (4564, 18727), (8596, 9943)]