71697640

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{13477}}^1$

素因数の和:13514

約数の個数: 64

約数和(自身を含む): 194083200

約数和(自身を除く): 122385560

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 19, 20, 28, 35, 38, 40, 56, 70, 76, 95, 133, 140, 152, 190, 266, 280, 380, 532, 665, 760, 1064, 1330, 2660, 5320, 13477, 26954, 53908, 67385, 94339, 107816, 134770, 188678, 256063, 269540, 377356, 471695, 512126, 539080, 754712, 943390, 1024252, 1280315, 1792441, 1886780, 2048504, 2560630, 3584882, 3773560, 5121260, 7169764, 8962205, 10242520, 14339528, 17924410, 35848820, 71697640]

約数ペア:

[(1, 71697640), (2, 35848820), (4, 17924410), (5, 14339528), (7, 10242520), (8, 8962205), (10, 7169764), (14, 5121260), (19, 3773560), (20, 3584882), (28, 2560630), (35, 2048504), (38, 1886780), (40, 1792441), (56, 1280315), (70, 1024252), (76, 943390), (95, 754712), (133, 539080), (140, 512126), (152, 471695), (190, 377356), (266, 269540), (280, 256063), (380, 188678), (532, 134770), (665, 107816), (760, 94339), (1064, 67385), (1330, 53908), (2660, 26954), (5320, 13477)]