64791420

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{63521}}^1$

素因数の和:63550

約数の個数: 48

約数和(自身を含む): 192090528

約数和(自身を除く): 127299108

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 17, 20, 30, 34, 51, 60, 68, 85, 102, 170, 204, 255, 340, 510, 1020, 63521, 127042, 190563, 254084, 317605, 381126, 635210, 762252, 952815, 1079857, 1270420, 1905630, 2159714, 3239571, 3811260, 4319428, 5399285, 6479142, 10798570, 12958284, 16197855, 21597140, 32395710, 64791420]

約数ペア:

[(1, 64791420), (2, 32395710), (3, 21597140), (4, 16197855), (5, 12958284), (6, 10798570), (10, 6479142), (12, 5399285), (15, 4319428), (17, 3811260), (20, 3239571), (30, 2159714), (34, 1905630), (51, 1270420), (60, 1079857), (68, 952815), (85, 762252), (102, 635210), (170, 381126), (204, 317605), (255, 254084), (340, 190563), (510, 127042), (1020, 63521)]