139188520

素因数分解:

$2^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{79}}^1\times {\mathrm{2591}}^1$

素因数の和:2698

約数の個数: 64

約数和(自身を含む): 335923200

約数和(自身を除く): 196734680

約数列:

[1, 2, 4, 5, 8, 10, 17, 20, 34, 40, 68, 79, 85, 136, 158, 170, 316, 340, 395, 632, 680, 790, 1343, 1580, 2591, 2686, 3160, 5182, 5372, 6715, 10364, 10744, 12955, 13430, 20728, 25910, 26860, 44047, 51820, 53720, 88094, 103640, 176188, 204689, 220235, 352376, 409378, 440470, 818756, 880940, 1023445, 1637512, 1761880, 2046890, 3479713, 4093780, 6959426, 8187560, 13918852, 17398565, 27837704, 34797130, 69594260, 139188520]

約数ペア:

[(1, 139188520), (2, 69594260), (4, 34797130), (5, 27837704), (8, 17398565), (10, 13918852), (17, 8187560), (20, 6959426), (34, 4093780), (40, 3479713), (68, 2046890), (79, 1761880), (85, 1637512), (136, 1023445), (158, 880940), (170, 818756), (316, 440470), (340, 409378), (395, 352376), (632, 220235), (680, 204689), (790, 176188), (1343, 103640), (1580, 88094), (2591, 53720), (2686, 51820), (3160, 44047), (5182, 26860), (5372, 25910), (6715, 20728), (10364, 13430), (10744, 12955)]