91172240

素因数分解:

$2^4\times 5^1\times {\mathrm{31}}^1\times {\mathrm{97}}^1\times {\mathrm{379}}^1$

素因数の和:520

約数の個数: 80

約数和(自身を含む): 221652480

約数和(自身を除く): 130480240

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 40, 62, 80, 97, 124, 155, 194, 248, 310, 379, 388, 485, 496, 620, 758, 776, 970, 1240, 1516, 1552, 1895, 1940, 2480, 3007, 3032, 3790, 3880, 6014, 6064, 7580, 7760, 11749, 12028, 15035, 15160, 23498, 24056, 30070, 30320, 36763, 46996, 48112, 58745, 60140, 73526, 93992, 117490, 120280, 147052, 183815, 187984, 234980, 240560, 294104, 367630, 469960, 588208, 735260, 939920, 1139653, 1470520, 2279306, 2941040, 4558612, 5698265, 9117224, 11396530, 18234448, 22793060, 45586120, 91172240]

約数ペア:

[(1, 91172240), (2, 45586120), (4, 22793060), (5, 18234448), (8, 11396530), (10, 9117224), (16, 5698265), (20, 4558612), (31, 2941040), (40, 2279306), (62, 1470520), (80, 1139653), (97, 939920), (124, 735260), (155, 588208), (194, 469960), (248, 367630), (310, 294104), (379, 240560), (388, 234980), (485, 187984), (496, 183815), (620, 147052), (758, 120280), (776, 117490), (970, 93992), (1240, 73526), (1516, 60140), (1552, 58745), (1895, 48112), (1940, 46996), (2480, 36763), (3007, 30320), (3032, 30070), (3790, 24056), (3880, 23498), (6014, 15160), (6064, 15035), (7580, 12028), (7760, 11749)]