72449540

素因数分解:

$2^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{29}}^1\times {\mathrm{5431}}^1$

素因数の和:5492

約数の個数: 48

約数和(自身を含む): 164263680

約数和(自身を除く): 91814140

約数列:

[1, 2, 4, 5, 10, 20, 23, 29, 46, 58, 92, 115, 116, 145, 230, 290, 460, 580, 667, 1334, 2668, 3335, 5431, 6670, 10862, 13340, 21724, 27155, 54310, 108620, 124913, 157499, 249826, 314998, 499652, 624565, 629996, 787495, 1249130, 1574990, 2498260, 3149980, 3622477, 7244954, 14489908, 18112385, 36224770, 72449540]

約数ペア:

[(1, 72449540), (2, 36224770), (4, 18112385), (5, 14489908), (10, 7244954), (20, 3622477), (23, 3149980), (29, 2498260), (46, 1574990), (58, 1249130), (92, 787495), (115, 629996), (116, 624565), (145, 499652), (230, 314998), (290, 249826), (460, 157499), (580, 124913), (667, 108620), (1334, 54310), (2668, 27155), (3335, 21724), (5431, 13340), (6670, 10862)]