210958150

素因数分解:

$2^1\times 5^2\times {\mathrm{13}}^1\times {\mathrm{491}}^1\times {\mathrm{661}}^1$

素因数の和:1177

約数の個数: 48

約数和(自身を含む): 424066608

約数和(自身を除く): 213108458

約数列:

[1, 2, 5, 10, 13, 25, 26, 50, 65, 130, 325, 491, 650, 661, 982, 1322, 2455, 3305, 4910, 6383, 6610, 8593, 12275, 12766, 16525, 17186, 24550, 31915, 33050, 42965, 63830, 85930, 159575, 214825, 319150, 324551, 429650, 649102, 1622755, 3245510, 4219163, 8113775, 8438326, 16227550, 21095815, 42191630, 105479075, 210958150]

約数ペア:

[(1, 210958150), (2, 105479075), (5, 42191630), (10, 21095815), (13, 16227550), (25, 8438326), (26, 8113775), (50, 4219163), (65, 3245510), (130, 1622755), (325, 649102), (491, 429650), (650, 324551), (661, 319150), (982, 214825), (1322, 159575), (2455, 85930), (3305, 63830), (4910, 42965), (6383, 33050), (6610, 31915), (8593, 24550), (12275, 17186), (12766, 16525)]