201012990

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{331}}^1\times {\mathrm{653}}^1$

素因数の和:1025

約数の個数: 64

約数和(自身を含む): 500262912

約数和(自身を除く): 299249922

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 31, 62, 93, 155, 186, 310, 331, 465, 653, 662, 930, 993, 1306, 1655, 1959, 1986, 3265, 3310, 3918, 4965, 6530, 9795, 9930, 10261, 19590, 20243, 20522, 30783, 40486, 51305, 60729, 61566, 101215, 102610, 121458, 153915, 202430, 216143, 303645, 307830, 432286, 607290, 648429, 1080715, 1296858, 2161430, 3242145, 6484290, 6700433, 13400866, 20101299, 33502165, 40202598, 67004330, 100506495, 201012990]

約数ペア:

[(1, 201012990), (2, 100506495), (3, 67004330), (5, 40202598), (6, 33502165), (10, 20101299), (15, 13400866), (30, 6700433), (31, 6484290), (62, 3242145), (93, 2161430), (155, 1296858), (186, 1080715), (310, 648429), (331, 607290), (465, 432286), (653, 307830), (662, 303645), (930, 216143), (993, 202430), (1306, 153915), (1655, 121458), (1959, 102610), (1986, 101215), (3265, 61566), (3310, 60729), (3918, 51305), (4965, 40486), (6530, 30783), (9795, 20522), (9930, 20243), (10261, 19590)]