74016080

素因数分解:

$2^4\times 5^1\times {\mathrm{71}}^1\times {\mathrm{83}}^1\times {\mathrm{157}}^1$

素因数の和:324

約数の個数: 80

約数和(自身を含む): 177738624

約数和(自身を除く): 103722544

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 71, 80, 83, 142, 157, 166, 284, 314, 332, 355, 415, 568, 628, 664, 710, 785, 830, 1136, 1256, 1328, 1420, 1570, 1660, 2512, 2840, 3140, 3320, 5680, 5893, 6280, 6640, 11147, 11786, 12560, 13031, 22294, 23572, 26062, 29465, 44588, 47144, 52124, 55735, 58930, 65155, 89176, 94288, 104248, 111470, 117860, 130310, 178352, 208496, 222940, 235720, 260620, 445880, 471440, 521240, 891760, 925201, 1042480, 1850402, 3700804, 4626005, 7401608, 9252010, 14803216, 18504020, 37008040, 74016080]

約数ペア:

[(1, 74016080), (2, 37008040), (4, 18504020), (5, 14803216), (8, 9252010), (10, 7401608), (16, 4626005), (20, 3700804), (40, 1850402), (71, 1042480), (80, 925201), (83, 891760), (142, 521240), (157, 471440), (166, 445880), (284, 260620), (314, 235720), (332, 222940), (355, 208496), (415, 178352), (568, 130310), (628, 117860), (664, 111470), (710, 104248), (785, 94288), (830, 89176), (1136, 65155), (1256, 58930), (1328, 55735), (1420, 52124), (1570, 47144), (1660, 44588), (2512, 29465), (2840, 26062), (3140, 23572), (3320, 22294), (5680, 13031), (5893, 12560), (6280, 11786), (6640, 11147)]