79008460

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^2\times {\mathrm{31}}^1\times {\mathrm{353}}^1$

素因数の和:431

約数の個数: 72

約数和(自身を含む): 181270656

約数和(自身を除く): 102262196

約数列:

[1, 2, 4, 5, 10, 19, 20, 31, 38, 62, 76, 95, 124, 155, 190, 310, 353, 361, 380, 589, 620, 706, 722, 1178, 1412, 1444, 1765, 1805, 2356, 2945, 3530, 3610, 5890, 6707, 7060, 7220, 10943, 11191, 11780, 13414, 21886, 22382, 26828, 33535, 43772, 44764, 54715, 55955, 67070, 109430, 111910, 127433, 134140, 207917, 218860, 223820, 254866, 415834, 509732, 637165, 831668, 1039585, 1274330, 2079170, 2548660, 3950423, 4158340, 7900846, 15801692, 19752115, 39504230, 79008460]

約数ペア:

[(1, 79008460), (2, 39504230), (4, 19752115), (5, 15801692), (10, 7900846), (19, 4158340), (20, 3950423), (31, 2548660), (38, 2079170), (62, 1274330), (76, 1039585), (95, 831668), (124, 637165), (155, 509732), (190, 415834), (310, 254866), (353, 223820), (361, 218860), (380, 207917), (589, 134140), (620, 127433), (706, 111910), (722, 109430), (1178, 67070), (1412, 55955), (1444, 54715), (1765, 44764), (1805, 43772), (2356, 33535), (2945, 26828), (3530, 22382), (3610, 21886), (5890, 13414), (6707, 11780), (7060, 11191), (7220, 10943)]