15663021790

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{139}}^1\times {\mathrm{157}}^1\times {\mathrm{5521}}^1$

素因数の和:5837

約数の個数: 64

約数和(自身を含む): 30780953280

約数和(自身を除く): 15117931490

約数列:

[1, 2, 5, 10, 13, 26, 65, 130, 139, 157, 278, 314, 695, 785, 1390, 1570, 1807, 2041, 3614, 4082, 5521, 9035, 10205, 11042, 18070, 20410, 21823, 27605, 43646, 55210, 71773, 109115, 143546, 218230, 283699, 358865, 567398, 717730, 767419, 866797, 1418495, 1534838, 1733594, 2836990, 3837095, 4333985, 7674190, 8667970, 9976447, 11268361, 19952894, 22536722, 49882235, 56341805, 99764470, 112683610, 120484783, 240969566, 602423915, 1204847830, 1566302179, 3132604358, 7831510895, 15663021790]

約数ペア:

[(1, 15663021790), (2, 7831510895), (5, 3132604358), (10, 1566302179), (13, 1204847830), (26, 602423915), (65, 240969566), (130, 120484783), (139, 112683610), (157, 99764470), (278, 56341805), (314, 49882235), (695, 22536722), (785, 19952894), (1390, 11268361), (1570, 9976447), (1807, 8667970), (2041, 7674190), (3614, 4333985), (4082, 3837095), (5521, 2836990), (9035, 1733594), (10205, 1534838), (11042, 1418495), (18070, 866797), (20410, 767419), (21823, 717730), (27605, 567398), (43646, 358865), (55210, 283699), (71773, 218230), (109115, 143546)]