15575900

素因数分解:

$2^2\times 5^2\times {\mathrm{29}}^1\times {\mathrm{41}}^1\times {\mathrm{131}}^1$

素因数の和:215

約数の個数: 72

約数和(自身を含む): 36091440

約数和(自身を除く): 20515540

約数列:

[1, 2, 4, 5, 10, 20, 25, 29, 41, 50, 58, 82, 100, 116, 131, 145, 164, 205, 262, 290, 410, 524, 580, 655, 725, 820, 1025, 1189, 1310, 1450, 2050, 2378, 2620, 2900, 3275, 3799, 4100, 4756, 5371, 5945, 6550, 7598, 10742, 11890, 13100, 15196, 18995, 21484, 23780, 26855, 29725, 37990, 53710, 59450, 75980, 94975, 107420, 118900, 134275, 155759, 189950, 268550, 311518, 379900, 537100, 623036, 778795, 1557590, 3115180, 3893975, 7787950, 15575900]

約数ペア:

[(1, 15575900), (2, 7787950), (4, 3893975), (5, 3115180), (10, 1557590), (20, 778795), (25, 623036), (29, 537100), (41, 379900), (50, 311518), (58, 268550), (82, 189950), (100, 155759), (116, 134275), (131, 118900), (145, 107420), (164, 94975), (205, 75980), (262, 59450), (290, 53710), (410, 37990), (524, 29725), (580, 26855), (655, 23780), (725, 21484), (820, 18995), (1025, 15196), (1189, 13100), (1310, 11890), (1450, 10742), (2050, 7598), (2378, 6550), (2620, 5945), (2900, 5371), (3275, 4756), (3799, 4100)]