121278200

素因数分解:

$2^3\times 5^2\times {\mathrm{31}}^2\times {\mathrm{631}}^1$

素因数の和:709

約数の個数: 72

約数和(自身を含む): 291822840

約数和(自身を除く): 170544640

約数列:

[1, 2, 4, 5, 8, 10, 20, 25, 31, 40, 50, 62, 100, 124, 155, 200, 248, 310, 620, 631, 775, 961, 1240, 1262, 1550, 1922, 2524, 3100, 3155, 3844, 4805, 5048, 6200, 6310, 7688, 9610, 12620, 15775, 19220, 19561, 24025, 25240, 31550, 38440, 39122, 48050, 63100, 78244, 96100, 97805, 126200, 156488, 192200, 195610, 391220, 489025, 606391, 782440, 978050, 1212782, 1956100, 2425564, 3031955, 3912200, 4851128, 6063910, 12127820, 15159775, 24255640, 30319550, 60639100, 121278200]

約数ペア:

[(1, 121278200), (2, 60639100), (4, 30319550), (5, 24255640), (8, 15159775), (10, 12127820), (20, 6063910), (25, 4851128), (31, 3912200), (40, 3031955), (50, 2425564), (62, 1956100), (100, 1212782), (124, 978050), (155, 782440), (200, 606391), (248, 489025), (310, 391220), (620, 195610), (631, 192200), (775, 156488), (961, 126200), (1240, 97805), (1262, 96100), (1550, 78244), (1922, 63100), (2524, 48050), (3100, 39122), (3155, 38440), (3844, 31550), (4805, 25240), (5048, 24025), (6200, 19561), (6310, 19220), (7688, 15775), (9610, 12620)]