2012156900

素因数分解:

$2^2\times 5^2\times {\mathrm{13}}^1\times {\mathrm{179}}^1\times {\mathrm{8647}}^1$

素因数の和:8853

約数の個数: 72

約数和(自身を含む): 4729072320

約数和(自身を除く): 2716915420

約数列:

[1, 2, 4, 5, 10, 13, 20, 25, 26, 50, 52, 65, 100, 130, 179, 260, 325, 358, 650, 716, 895, 1300, 1790, 2327, 3580, 4475, 4654, 8647, 8950, 9308, 11635, 17294, 17900, 23270, 34588, 43235, 46540, 58175, 86470, 112411, 116350, 172940, 216175, 224822, 232700, 432350, 449644, 562055, 864700, 1124110, 1547813, 2248220, 2810275, 3095626, 5620550, 6191252, 7739065, 11241100, 15478130, 20121569, 30956260, 38695325, 40243138, 77390650, 80486276, 100607845, 154781300, 201215690, 402431380, 503039225, 1006078450, 2012156900]

約数ペア:

[(1, 2012156900), (2, 1006078450), (4, 503039225), (5, 402431380), (10, 201215690), (13, 154781300), (20, 100607845), (25, 80486276), (26, 77390650), (50, 40243138), (52, 38695325), (65, 30956260), (100, 20121569), (130, 15478130), (179, 11241100), (260, 7739065), (325, 6191252), (358, 5620550), (650, 3095626), (716, 2810275), (895, 2248220), (1300, 1547813), (1790, 1124110), (2327, 864700), (3580, 562055), (4475, 449644), (4654, 432350), (8647, 232700), (8950, 224822), (9308, 216175), (11635, 172940), (17294, 116350), (17900, 112411), (23270, 86470), (34588, 58175), (43235, 46540)]