178439300

素因数分解:

$2^2\times 5^2\times {\mathrm{13}}^1\times {\mathrm{317}}^1\times {\mathrm{433}}^1$

素因数の和:777

約数の個数: 72

約数和(自身を含む): 419280456

約数和(自身を除く): 240841156

約数列:

[1, 2, 4, 5, 10, 13, 20, 25, 26, 50, 52, 65, 100, 130, 260, 317, 325, 433, 634, 650, 866, 1268, 1300, 1585, 1732, 2165, 3170, 4121, 4330, 5629, 6340, 7925, 8242, 8660, 10825, 11258, 15850, 16484, 20605, 21650, 22516, 28145, 31700, 41210, 43300, 56290, 82420, 103025, 112580, 137261, 140725, 206050, 274522, 281450, 412100, 549044, 562900, 686305, 1372610, 1784393, 2745220, 3431525, 3568786, 6863050, 7137572, 8921965, 13726100, 17843930, 35687860, 44609825, 89219650, 178439300]

約数ペア:

[(1, 178439300), (2, 89219650), (4, 44609825), (5, 35687860), (10, 17843930), (13, 13726100), (20, 8921965), (25, 7137572), (26, 6863050), (50, 3568786), (52, 3431525), (65, 2745220), (100, 1784393), (130, 1372610), (260, 686305), (317, 562900), (325, 549044), (433, 412100), (634, 281450), (650, 274522), (866, 206050), (1268, 140725), (1300, 137261), (1585, 112580), (1732, 103025), (2165, 82420), (3170, 56290), (4121, 43300), (4330, 41210), (5629, 31700), (6340, 28145), (7925, 22516), (8242, 21650), (8660, 20605), (10825, 16484), (11258, 15850)]