128400632

素因数分解:

$2^3\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{29129}}^1$

素因数の和:29183

約数の個数: 32

約数和(自身を含む): 262170000

約数和(自身を除く): 133769368

約数列:

[1, 2, 4, 8, 19, 29, 38, 58, 76, 116, 152, 232, 551, 1102, 2204, 4408, 29129, 58258, 116516, 233032, 553451, 844741, 1106902, 1689482, 2213804, 3378964, 4427608, 6757928, 16050079, 32100158, 64200316, 128400632]

約数ペア:

[(1, 128400632), (2, 64200316), (4, 32100158), (8, 16050079), (19, 6757928), (29, 4427608), (38, 3378964), (58, 2213804), (76, 1689482), (116, 1106902), (152, 844741), (232, 553451), (551, 233032), (1102, 116516), (2204, 58258), (4408, 29129)]