54758990

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{149}}^1\times {\mathrm{257}}^1$

素因数の和:437

約数の個数: 64

約数和(自身を含む): 117028800

約数和(自身を除く): 62269810

約数列:

[1, 2, 5, 10, 11, 13, 22, 26, 55, 65, 110, 130, 143, 149, 257, 286, 298, 514, 715, 745, 1285, 1430, 1490, 1639, 1937, 2570, 2827, 3278, 3341, 3874, 5654, 6682, 8195, 9685, 14135, 16390, 16705, 19370, 21307, 28270, 33410, 36751, 38293, 42614, 73502, 76586, 106535, 183755, 191465, 213070, 367510, 382930, 421223, 497809, 842446, 995618, 2106115, 2489045, 4212230, 4978090, 5475899, 10951798, 27379495, 54758990]

約数ペア:

[(1, 54758990), (2, 27379495), (5, 10951798), (10, 5475899), (11, 4978090), (13, 4212230), (22, 2489045), (26, 2106115), (55, 995618), (65, 842446), (110, 497809), (130, 421223), (143, 382930), (149, 367510), (257, 213070), (286, 191465), (298, 183755), (514, 106535), (715, 76586), (745, 73502), (1285, 42614), (1430, 38293), (1490, 36751), (1639, 33410), (1937, 28270), (2570, 21307), (2827, 19370), (3278, 16705), (3341, 16390), (3874, 14135), (5654, 9685), (6682, 8195)]