143381420

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{78781}}^1$

素因数の和:78810

約数の個数: 48

約数和(自身を含む): 370590528

約数和(自身を除く): 227209108

約数列:

[1, 2, 4, 5, 7, 10, 13, 14, 20, 26, 28, 35, 52, 65, 70, 91, 130, 140, 182, 260, 364, 455, 910, 1820, 78781, 157562, 315124, 393905, 551467, 787810, 1024153, 1102934, 1575620, 2048306, 2205868, 2757335, 4096612, 5120765, 5514670, 7169071, 10241530, 11029340, 14338142, 20483060, 28676284, 35845355, 71690710, 143381420]

約数ペア:

[(1, 143381420), (2, 71690710), (4, 35845355), (5, 28676284), (7, 20483060), (10, 14338142), (13, 11029340), (14, 10241530), (20, 7169071), (26, 5514670), (28, 5120765), (35, 4096612), (52, 2757335), (65, 2205868), (70, 2048306), (91, 1575620), (130, 1102934), (140, 1024153), (182, 787810), (260, 551467), (364, 393905), (455, 315124), (910, 157562), (1820, 78781)]