64268320

素因数分解:

$2^5\times 5^1\times {\mathrm{41}}^1\times {\mathrm{97}}^1\times {\mathrm{101}}^1$

素因数の和:254

約数の個数: 96

約数和(自身を含む): 158696496

約数和(自身を除く): 94428176

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 41, 80, 82, 97, 101, 160, 164, 194, 202, 205, 328, 388, 404, 410, 485, 505, 656, 776, 808, 820, 970, 1010, 1312, 1552, 1616, 1640, 1940, 2020, 3104, 3232, 3280, 3880, 3977, 4040, 4141, 6560, 7760, 7954, 8080, 8282, 9797, 15520, 15908, 16160, 16564, 19594, 19885, 20705, 31816, 33128, 39188, 39770, 41410, 48985, 63632, 66256, 78376, 79540, 82820, 97970, 127264, 132512, 156752, 159080, 165640, 195940, 313504, 318160, 331280, 391880, 401677, 636320, 662560, 783760, 803354, 1567520, 1606708, 2008385, 3213416, 4016770, 6426832, 8033540, 12853664, 16067080, 32134160, 64268320]

約数ペア:

[(1, 64268320), (2, 32134160), (4, 16067080), (5, 12853664), (8, 8033540), (10, 6426832), (16, 4016770), (20, 3213416), (32, 2008385), (40, 1606708), (41, 1567520), (80, 803354), (82, 783760), (97, 662560), (101, 636320), (160, 401677), (164, 391880), (194, 331280), (202, 318160), (205, 313504), (328, 195940), (388, 165640), (404, 159080), (410, 156752), (485, 132512), (505, 127264), (656, 97970), (776, 82820), (808, 79540), (820, 78376), (970, 66256), (1010, 63632), (1312, 48985), (1552, 41410), (1616, 39770), (1640, 39188), (1940, 33128), (2020, 31816), (3104, 20705), (3232, 19885), (3280, 19594), (3880, 16564), (3977, 16160), (4040, 15908), (4141, 15520), (6560, 9797), (7760, 8282), (7954, 8080)]