74989040

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{7877}}^1$

素因数の和:7914

約数の個数: 80

約数和(自身を含む): 211004352

約数和(自身を除く): 136015312

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 17, 20, 28, 34, 35, 40, 56, 68, 70, 80, 85, 112, 119, 136, 140, 170, 238, 272, 280, 340, 476, 560, 595, 680, 952, 1190, 1360, 1904, 2380, 4760, 7877, 9520, 15754, 31508, 39385, 55139, 63016, 78770, 110278, 126032, 133909, 157540, 220556, 267818, 275695, 315080, 441112, 535636, 551390, 630160, 669545, 882224, 937363, 1071272, 1102780, 1339090, 1874726, 2142544, 2205560, 2678180, 3749452, 4411120, 4686815, 5356360, 7498904, 9373630, 10712720, 14997808, 18747260, 37494520, 74989040]

約数ペア:

[(1, 74989040), (2, 37494520), (4, 18747260), (5, 14997808), (7, 10712720), (8, 9373630), (10, 7498904), (14, 5356360), (16, 4686815), (17, 4411120), (20, 3749452), (28, 2678180), (34, 2205560), (35, 2142544), (40, 1874726), (56, 1339090), (68, 1102780), (70, 1071272), (80, 937363), (85, 882224), (112, 669545), (119, 630160), (136, 551390), (140, 535636), (170, 441112), (238, 315080), (272, 275695), (280, 267818), (340, 220556), (476, 157540), (560, 133909), (595, 126032), (680, 110278), (952, 78770), (1190, 63016), (1360, 55139), (1904, 39385), (2380, 31508), (4760, 15754), (7877, 9520)]