20220402475

素因数分解:

$5^2\times 7^2\times {\mathrm{13}}^1\times {\mathrm{541}}^1\times {\mathrm{2347}}^1$

素因数の和:2925

約数の個数: 72

約数和(自身を含む): 31481974608

約数和(自身を除く): 11261572133

約数列:

[1, 5, 7, 13, 25, 35, 49, 65, 91, 175, 245, 325, 455, 541, 637, 1225, 2275, 2347, 2705, 3185, 3787, 7033, 11735, 13525, 15925, 16429, 18935, 26509, 30511, 35165, 49231, 58675, 82145, 94675, 115003, 132545, 152555, 175825, 213577, 246155, 344617, 410725, 575015, 662725, 762775, 1067885, 1230775, 1269727, 1495039, 1723085, 2875075, 5339425, 6348635, 7475195, 8615425, 8888089, 16506451, 31743175, 37375975, 44440445, 62216623, 82532255, 115545157, 222202225, 311083115, 412661275, 577725785, 808816099, 1555415575, 2888628925, 4044080495, 20220402475]

約数ペア:

[(1, 20220402475), (5, 4044080495), (7, 2888628925), (13, 1555415575), (25, 808816099), (35, 577725785), (49, 412661275), (65, 311083115), (91, 222202225), (175, 115545157), (245, 82532255), (325, 62216623), (455, 44440445), (541, 37375975), (637, 31743175), (1225, 16506451), (2275, 8888089), (2347, 8615425), (2705, 7475195), (3185, 6348635), (3787, 5339425), (7033, 2875075), (11735, 1723085), (13525, 1495039), (15925, 1269727), (16429, 1230775), (18935, 1067885), (26509, 762775), (30511, 662725), (35165, 575015), (49231, 410725), (58675, 344617), (82145, 246155), (94675, 213577), (115003, 175825), (132545, 152555)]