161950640215

素因数分解:

$5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{41}}^1\times {\mathrm{299357}}^1$

素因数の和:299452

約数の個数: 64

約数和(自身を含む): 253472405760

約数和(自身を除く): 91521765545

約数列:

[1, 5, 7, 13, 29, 35, 41, 65, 91, 145, 203, 205, 287, 377, 455, 533, 1015, 1189, 1435, 1885, 2639, 2665, 3731, 5945, 8323, 13195, 15457, 18655, 41615, 77285, 108199, 299357, 540995, 1496785, 2095499, 3891641, 8681353, 10477495, 12273637, 19458205, 27241487, 43406765, 60769471, 61368185, 85915459, 112857589, 136207435, 159557281, 303847355, 355935473, 429577295, 564287945, 790003123, 797786405, 1116900967, 1779677365, 2491548311, 3950015615, 4627161149, 5584504835, 12457741555, 23135805745, 32390128043, 161950640215]

約数ペア:

[(1, 161950640215), (5, 32390128043), (7, 23135805745), (13, 12457741555), (29, 5584504835), (35, 4627161149), (41, 3950015615), (65, 2491548311), (91, 1779677365), (145, 1116900967), (203, 797786405), (205, 790003123), (287, 564287945), (377, 429577295), (455, 355935473), (533, 303847355), (1015, 159557281), (1189, 136207435), (1435, 112857589), (1885, 85915459), (2639, 61368185), (2665, 60769471), (3731, 43406765), (5945, 27241487), (8323, 19458205), (13195, 12273637), (15457, 10477495), (18655, 8681353), (41615, 3891641), (77285, 2095499), (108199, 1496785), (299357, 540995)]