428680900

素因数分解:

$2^2\times 5^2\times {\mathrm{23}}^1\times {\mathrm{29}}^1\times {\mathrm{6427}}^1$

素因数の和:6493

約数の個数: 72

約数和(自身を含む): 1004310720

約数和(自身を除く): 575629820

約数列:

[1, 2, 4, 5, 10, 20, 23, 25, 29, 46, 50, 58, 92, 100, 115, 116, 145, 230, 290, 460, 575, 580, 667, 725, 1150, 1334, 1450, 2300, 2668, 2900, 3335, 6427, 6670, 12854, 13340, 16675, 25708, 32135, 33350, 64270, 66700, 128540, 147821, 160675, 186383, 295642, 321350, 372766, 591284, 642700, 739105, 745532, 931915, 1478210, 1863830, 2956420, 3695525, 3727660, 4286809, 4659575, 7391050, 8573618, 9319150, 14782100, 17147236, 18638300, 21434045, 42868090, 85736180, 107170225, 214340450, 428680900]

約数ペア:

[(1, 428680900), (2, 214340450), (4, 107170225), (5, 85736180), (10, 42868090), (20, 21434045), (23, 18638300), (25, 17147236), (29, 14782100), (46, 9319150), (50, 8573618), (58, 7391050), (92, 4659575), (100, 4286809), (115, 3727660), (116, 3695525), (145, 2956420), (230, 1863830), (290, 1478210), (460, 931915), (575, 745532), (580, 739105), (667, 642700), (725, 591284), (1150, 372766), (1334, 321350), (1450, 295642), (2300, 186383), (2668, 160675), (2900, 147821), (3335, 128540), (6427, 66700), (6670, 64270), (12854, 33350), (13340, 32135), (16675, 25708)]