74452640

素因数分解:

$2^5\times 5^1\times {\mathrm{19}}^2\times {\mathrm{1289}}^1$

素因数の和:1342

約数の個数: 72

約数和(自身を含む): 185783220

約数和(自身を除く): 111330580

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 32, 38, 40, 76, 80, 95, 152, 160, 190, 304, 361, 380, 608, 722, 760, 1289, 1444, 1520, 1805, 2578, 2888, 3040, 3610, 5156, 5776, 6445, 7220, 10312, 11552, 12890, 14440, 20624, 24491, 25780, 28880, 41248, 48982, 51560, 57760, 97964, 103120, 122455, 195928, 206240, 244910, 391856, 465329, 489820, 783712, 930658, 979640, 1861316, 1959280, 2326645, 3722632, 3918560, 4653290, 7445264, 9306580, 14890528, 18613160, 37226320, 74452640]

約数ペア:

[(1, 74452640), (2, 37226320), (4, 18613160), (5, 14890528), (8, 9306580), (10, 7445264), (16, 4653290), (19, 3918560), (20, 3722632), (32, 2326645), (38, 1959280), (40, 1861316), (76, 979640), (80, 930658), (95, 783712), (152, 489820), (160, 465329), (190, 391856), (304, 244910), (361, 206240), (380, 195928), (608, 122455), (722, 103120), (760, 97964), (1289, 57760), (1444, 51560), (1520, 48982), (1805, 41248), (2578, 28880), (2888, 25780), (3040, 24491), (3610, 20624), (5156, 14440), (5776, 12890), (6445, 11552), (7220, 10312)]