42617980

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{163}}^1\times {\mathrm{769}}^1$

素因数の和:958

約数の個数: 48

約数和(自身を含む): 95467680

約数和(自身を除く): 52849700

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 68, 85, 163, 170, 326, 340, 652, 769, 815, 1538, 1630, 2771, 3076, 3260, 3845, 5542, 7690, 11084, 13073, 13855, 15380, 26146, 27710, 52292, 55420, 65365, 125347, 130730, 250694, 261460, 501388, 626735, 1253470, 2130899, 2506940, 4261798, 8523596, 10654495, 21308990, 42617980]

約数ペア:

[(1, 42617980), (2, 21308990), (4, 10654495), (5, 8523596), (10, 4261798), (17, 2506940), (20, 2130899), (34, 1253470), (68, 626735), (85, 501388), (163, 261460), (170, 250694), (326, 130730), (340, 125347), (652, 65365), (769, 55420), (815, 52292), (1538, 27710), (1630, 26146), (2771, 15380), (3076, 13855), (3260, 13073), (3845, 11084), (5542, 7690)]