72350360

素因数分解:

$2^3\times 5^1\times {\mathrm{29}}^1\times {\mathrm{97}}^1\times {\mathrm{643}}^1$

素因数の和:780

約数の個数: 64

約数和(自身を含む): 170402400

約数和(自身を除く): 98052040

約数列:

[1, 2, 4, 5, 8, 10, 20, 29, 40, 58, 97, 116, 145, 194, 232, 290, 388, 485, 580, 643, 776, 970, 1160, 1286, 1940, 2572, 2813, 3215, 3880, 5144, 5626, 6430, 11252, 12860, 14065, 18647, 22504, 25720, 28130, 37294, 56260, 62371, 74588, 93235, 112520, 124742, 149176, 186470, 249484, 311855, 372940, 498968, 623710, 745880, 1247420, 1808759, 2494840, 3617518, 7235036, 9043795, 14470072, 18087590, 36175180, 72350360]

約数ペア:

[(1, 72350360), (2, 36175180), (4, 18087590), (5, 14470072), (8, 9043795), (10, 7235036), (20, 3617518), (29, 2494840), (40, 1808759), (58, 1247420), (97, 745880), (116, 623710), (145, 498968), (194, 372940), (232, 311855), (290, 249484), (388, 186470), (485, 149176), (580, 124742), (643, 112520), (776, 93235), (970, 74588), (1160, 62371), (1286, 56260), (1940, 37294), (2572, 28130), (2813, 25720), (3215, 22504), (3880, 18647), (5144, 14065), (5626, 12860), (6430, 11252)]