201545128

素因数分解:

$2^3\times {\mathrm{29}}^1\times {\mathrm{43}}^1\times {\mathrm{89}}^1\times {\mathrm{227}}^1$

素因数の和:394

約数の個数: 64

約数和(自身を含む): 406296000

約数和(自身を除く): 204750872

約数列:

[1, 2, 4, 8, 29, 43, 58, 86, 89, 116, 172, 178, 227, 232, 344, 356, 454, 712, 908, 1247, 1816, 2494, 2581, 3827, 4988, 5162, 6583, 7654, 9761, 9976, 10324, 13166, 15308, 19522, 20203, 20648, 26332, 30616, 39044, 40406, 52664, 78088, 80812, 110983, 161624, 221966, 283069, 443932, 566138, 585887, 868729, 887864, 1132276, 1171774, 1737458, 2264552, 2343548, 3474916, 4687096, 6949832, 25193141, 50386282, 100772564, 201545128]

約数ペア:

[(1, 201545128), (2, 100772564), (4, 50386282), (8, 25193141), (29, 6949832), (43, 4687096), (58, 3474916), (86, 2343548), (89, 2264552), (116, 1737458), (172, 1171774), (178, 1132276), (227, 887864), (232, 868729), (344, 585887), (356, 566138), (454, 443932), (712, 283069), (908, 221966), (1247, 161624), (1816, 110983), (2494, 80812), (2581, 78088), (3827, 52664), (4988, 40406), (5162, 39044), (6583, 30616), (7654, 26332), (9761, 20648), (9976, 20203), (10324, 19522), (13166, 15308)]