219494600

素因数分解:

$2^3\times 5^2\times {\mathrm{13}}^1\times {\mathrm{84421}}^1$

素因数の和:84450

約数の個数: 48

約数和(自身を含む): 549587220

約数和(自身を除く): 330092620

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 25, 26, 40, 50, 52, 65, 100, 104, 130, 200, 260, 325, 520, 650, 1300, 2600, 84421, 168842, 337684, 422105, 675368, 844210, 1097473, 1688420, 2110525, 2194946, 3376840, 4221050, 4389892, 5487365, 8442100, 8779784, 10974730, 16884200, 21949460, 27436825, 43898920, 54873650, 109747300, 219494600]

約数ペア:

[(1, 219494600), (2, 109747300), (4, 54873650), (5, 43898920), (8, 27436825), (10, 21949460), (13, 16884200), (20, 10974730), (25, 8779784), (26, 8442100), (40, 5487365), (50, 4389892), (52, 4221050), (65, 3376840), (100, 2194946), (104, 2110525), (130, 1688420), (200, 1097473), (260, 844210), (325, 675368), (520, 422105), (650, 337684), (1300, 168842), (2600, 84421)]