80487060

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{61}}^1\times {\mathrm{21991}}^1$

素因数の和:22064

約数の個数: 48

約数和(自身を含む): 229068672

約数和(自身を除く): 148581612

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 61, 122, 183, 244, 305, 366, 610, 732, 915, 1220, 1830, 3660, 21991, 43982, 65973, 87964, 109955, 131946, 219910, 263892, 329865, 439820, 659730, 1319460, 1341451, 2682902, 4024353, 5365804, 6707255, 8048706, 13414510, 16097412, 20121765, 26829020, 40243530, 80487060]

約数ペア:

[(1, 80487060), (2, 40243530), (3, 26829020), (4, 20121765), (5, 16097412), (6, 13414510), (10, 8048706), (12, 6707255), (15, 5365804), (20, 4024353), (30, 2682902), (60, 1341451), (61, 1319460), (122, 659730), (183, 439820), (244, 329865), (305, 263892), (366, 219910), (610, 131946), (732, 109955), (915, 87964), (1220, 65973), (1830, 43982), (3660, 21991)]