13104400

素因数分解:

$2^4\times 5^2\times {\mathrm{181}}^2$

素因数の和:380

約数の個数: 45

約数和(自身を含む): 31658223

約数和(自身を除く): 18553823

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 40, 50, 80, 100, 181, 200, 362, 400, 724, 905, 1448, 1810, 2896, 3620, 4525, 7240, 9050, 14480, 18100, 32761, 36200, 65522, 72400, 131044, 163805, 262088, 327610, 524176, 655220, 819025, 1310440, 1638050, 2620880, 3276100, 6552200, 13104400]

約数ペア:

[(1, 13104400), (2, 6552200), (4, 3276100), (5, 2620880), (8, 1638050), (10, 1310440), (16, 819025), (20, 655220), (25, 524176), (40, 327610), (50, 262088), (80, 163805), (100, 131044), (181, 72400), (200, 65522), (362, 36200), (400, 32761), (724, 18100), (905, 14480), (1448, 9050), (1810, 7240), (2896, 4525)]