1312030125

素因数分解:

$3^2\times 5^3\times 7^2\times {\mathrm{23801}}^1$

素因数の和:23836

約数の個数: 72

約数和(自身を含む): 2751415992

約数和(自身を除く): 1439385867

約数列:

[1, 3, 5, 7, 9, 15, 21, 25, 35, 45, 49, 63, 75, 105, 125, 147, 175, 225, 245, 315, 375, 441, 525, 735, 875, 1125, 1225, 1575, 2205, 2625, 3675, 6125, 7875, 11025, 18375, 23801, 55125, 71403, 119005, 166607, 214209, 357015, 499821, 595025, 833035, 1071045, 1166249, 1499463, 1785075, 2499105, 2975125, 3498747, 4165175, 5355225, 5831245, 7497315, 8925375, 10496241, 12495525, 17493735, 20825875, 26776125, 29156225, 37486575, 52481205, 62477625, 87468675, 145781125, 187432875, 262406025, 437343375, 1312030125]

約数ペア:

[(1, 1312030125), (3, 437343375), (5, 262406025), (7, 187432875), (9, 145781125), (15, 87468675), (21, 62477625), (25, 52481205), (35, 37486575), (45, 29156225), (49, 26776125), (63, 20825875), (75, 17493735), (105, 12495525), (125, 10496241), (147, 8925375), (175, 7497315), (225, 5831245), (245, 5355225), (315, 4165175), (375, 3498747), (441, 2975125), (525, 2499105), (735, 1785075), (875, 1499463), (1125, 1166249), (1225, 1071045), (1575, 833035), (2205, 595025), (2625, 499821), (3675, 357015), (6125, 214209), (7875, 166607), (11025, 119005), (18375, 71403), (23801, 55125)]