156795275

素因数分解:

$5^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{41}}^3$

素因数の和:153

約数の個数: 48

約数和(自身を含む): 245275968

約数和(自身を除く): 88480693

約数列:

[1, 5, 7, 13, 25, 35, 41, 65, 91, 175, 205, 287, 325, 455, 533, 1025, 1435, 1681, 2275, 2665, 3731, 7175, 8405, 11767, 13325, 18655, 21853, 42025, 58835, 68921, 93275, 109265, 152971, 294175, 344605, 482447, 546325, 764855, 895973, 1723025, 2412235, 3824275, 4479865, 6271811, 12061175, 22399325, 31359055, 156795275]

約数ペア:

[(1, 156795275), (5, 31359055), (7, 22399325), (13, 12061175), (25, 6271811), (35, 4479865), (41, 3824275), (65, 2412235), (91, 1723025), (175, 895973), (205, 764855), (287, 546325), (325, 482447), (455, 344605), (533, 294175), (1025, 152971), (1435, 109265), (1681, 93275), (2275, 68921), (2665, 58835), (3731, 42025), (7175, 21853), (8405, 18655), (11767, 13325)]