90048140

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{49477}}^1$

素因数の和:49506

約数の個数: 48

約数和(自身を含む): 232744512

約数和(自身を除く): 142696372

約数列:

[1, 2, 4, 5, 7, 10, 13, 14, 20, 26, 28, 35, 52, 65, 70, 91, 130, 140, 182, 260, 364, 455, 910, 1820, 49477, 98954, 197908, 247385, 346339, 494770, 643201, 692678, 989540, 1286402, 1385356, 1731695, 2572804, 3216005, 3463390, 4502407, 6432010, 6926780, 9004814, 12864020, 18009628, 22512035, 45024070, 90048140]

約数ペア:

[(1, 90048140), (2, 45024070), (4, 22512035), (5, 18009628), (7, 12864020), (10, 9004814), (13, 6926780), (14, 6432010), (20, 4502407), (26, 3463390), (28, 3216005), (35, 2572804), (52, 1731695), (65, 1385356), (70, 1286402), (91, 989540), (130, 692678), (140, 643201), (182, 494770), (260, 346339), (364, 247385), (455, 197908), (910, 98954), (1820, 49477)]