31615232

素因数分解:

$2^8\times {\mathrm{11}}^1\times {\mathrm{103}}^1\times {\mathrm{109}}^1$

素因数の和:239

約数の個数: 72

約数和(自身を含む): 70150080

約数和(自身を除く): 38534848

約数列:

[1, 2, 4, 8, 11, 16, 22, 32, 44, 64, 88, 103, 109, 128, 176, 206, 218, 256, 352, 412, 436, 704, 824, 872, 1133, 1199, 1408, 1648, 1744, 2266, 2398, 2816, 3296, 3488, 4532, 4796, 6592, 6976, 9064, 9592, 11227, 13184, 13952, 18128, 19184, 22454, 26368, 27904, 36256, 38368, 44908, 72512, 76736, 89816, 123497, 145024, 153472, 179632, 246994, 290048, 306944, 359264, 493988, 718528, 987976, 1437056, 1975952, 2874112, 3951904, 7903808, 15807616, 31615232]

約数ペア:

[(1, 31615232), (2, 15807616), (4, 7903808), (8, 3951904), (11, 2874112), (16, 1975952), (22, 1437056), (32, 987976), (44, 718528), (64, 493988), (88, 359264), (103, 306944), (109, 290048), (128, 246994), (176, 179632), (206, 153472), (218, 145024), (256, 123497), (352, 89816), (412, 76736), (436, 72512), (704, 44908), (824, 38368), (872, 36256), (1133, 27904), (1199, 26368), (1408, 22454), (1648, 19184), (1744, 18128), (2266, 13952), (2398, 13184), (2816, 11227), (3296, 9592), (3488, 9064), (4532, 6976), (4796, 6592)]