201117850

素因数分解:

$2^1\times 5^2\times {\mathrm{19}}^1\times {\mathrm{269}}^1\times {\mathrm{787}}^1$

素因数の和:1087

約数の個数: 48

約数和(自身を含む): 395733600

約数和(自身を除く): 194615750

約数列:

[1, 2, 5, 10, 19, 25, 38, 50, 95, 190, 269, 475, 538, 787, 950, 1345, 1574, 2690, 3935, 5111, 6725, 7870, 10222, 13450, 14953, 19675, 25555, 29906, 39350, 51110, 74765, 127775, 149530, 211703, 255550, 373825, 423406, 747650, 1058515, 2117030, 4022357, 5292575, 8044714, 10585150, 20111785, 40223570, 100558925, 201117850]

約数ペア:

[(1, 201117850), (2, 100558925), (5, 40223570), (10, 20111785), (19, 10585150), (25, 8044714), (38, 5292575), (50, 4022357), (95, 2117030), (190, 1058515), (269, 747650), (475, 423406), (538, 373825), (787, 255550), (950, 211703), (1345, 149530), (1574, 127775), (2690, 74765), (3935, 51110), (5111, 39350), (6725, 29906), (7870, 25555), (10222, 19675), (13450, 14953)]