80463520

素因数分解:

$2^5\times 5^1\times {\mathrm{73}}^1\times {\mathrm{83}}^2$

素因数の和:254

約数の個数: 72

約数和(自身を含む): 195048756

約数和(自身を除く): 114585236

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 73, 80, 83, 146, 160, 166, 292, 332, 365, 415, 584, 664, 730, 830, 1168, 1328, 1460, 1660, 2336, 2656, 2920, 3320, 5840, 6059, 6640, 6889, 11680, 12118, 13280, 13778, 24236, 27556, 30295, 34445, 48472, 55112, 60590, 68890, 96944, 110224, 121180, 137780, 193888, 220448, 242360, 275560, 484720, 502897, 551120, 969440, 1005794, 1102240, 2011588, 2514485, 4023176, 5028970, 8046352, 10057940, 16092704, 20115880, 40231760, 80463520]

約数ペア:

[(1, 80463520), (2, 40231760), (4, 20115880), (5, 16092704), (8, 10057940), (10, 8046352), (16, 5028970), (20, 4023176), (32, 2514485), (40, 2011588), (73, 1102240), (80, 1005794), (83, 969440), (146, 551120), (160, 502897), (166, 484720), (292, 275560), (332, 242360), (365, 220448), (415, 193888), (584, 137780), (664, 121180), (730, 110224), (830, 96944), (1168, 68890), (1328, 60590), (1460, 55112), (1660, 48472), (2336, 34445), (2656, 30295), (2920, 27556), (3320, 24236), (5840, 13778), (6059, 13280), (6640, 12118), (6889, 11680)]