205770225

素因数分解:

$3^1\times 5^2\times {\mathrm{29}}^1\times {\mathrm{89}}^1\times {\mathrm{1063}}^1$

素因数の和:1194

約数の個数: 48

約数和(自身を含む): 356227200

約数和(自身を除く): 150456975

約数列:

[1, 3, 5, 15, 25, 29, 75, 87, 89, 145, 267, 435, 445, 725, 1063, 1335, 2175, 2225, 2581, 3189, 5315, 6675, 7743, 12905, 15945, 26575, 30827, 38715, 64525, 79725, 92481, 94607, 154135, 193575, 283821, 462405, 473035, 770675, 1419105, 2312025, 2365175, 2743603, 7095525, 8230809, 13718015, 41154045, 68590075, 205770225]

約数ペア:

[(1, 205770225), (3, 68590075), (5, 41154045), (15, 13718015), (25, 8230809), (29, 7095525), (75, 2743603), (87, 2365175), (89, 2312025), (145, 1419105), (267, 770675), (435, 473035), (445, 462405), (725, 283821), (1063, 193575), (1335, 154135), (2175, 94607), (2225, 92481), (2581, 79725), (3189, 64525), (5315, 38715), (6675, 30827), (7743, 26575), (12905, 15945)]