29968640

素因数分解:

$2^8\times 5^1\times {\mathrm{13}}^1\times {\mathrm{1801}}^1$

素因数の和:1835

約数の個数: 72

約数和(自身を含む): 77349048

約数和(自身を除く): 47380408

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 32, 40, 52, 64, 65, 80, 104, 128, 130, 160, 208, 256, 260, 320, 416, 520, 640, 832, 1040, 1280, 1664, 1801, 2080, 3328, 3602, 4160, 7204, 8320, 9005, 14408, 16640, 18010, 23413, 28816, 36020, 46826, 57632, 72040, 93652, 115264, 117065, 144080, 187304, 230528, 234130, 288160, 374608, 461056, 468260, 576320, 749216, 936520, 1152640, 1498432, 1873040, 2305280, 2996864, 3746080, 5993728, 7492160, 14984320, 29968640]

約数ペア:

[(1, 29968640), (2, 14984320), (4, 7492160), (5, 5993728), (8, 3746080), (10, 2996864), (13, 2305280), (16, 1873040), (20, 1498432), (26, 1152640), (32, 936520), (40, 749216), (52, 576320), (64, 468260), (65, 461056), (80, 374608), (104, 288160), (128, 234130), (130, 230528), (160, 187304), (208, 144080), (256, 117065), (260, 115264), (320, 93652), (416, 72040), (520, 57632), (640, 46826), (832, 36020), (1040, 28816), (1280, 23413), (1664, 18010), (1801, 16640), (2080, 14408), (3328, 9005), (3602, 8320), (4160, 7204)]