51112490

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{1153}}^1$

素因数の和:1215

約数の個数: 64

約数和(自身を含む): 111670272

約数和(自身を除く): 60557782

約数列:

[1, 2, 5, 10, 11, 13, 22, 26, 31, 55, 62, 65, 110, 130, 143, 155, 286, 310, 341, 403, 682, 715, 806, 1153, 1430, 1705, 2015, 2306, 3410, 4030, 4433, 5765, 8866, 11530, 12683, 14989, 22165, 25366, 29978, 35743, 44330, 63415, 71486, 74945, 126830, 149890, 164879, 178715, 329758, 357430, 393173, 464659, 786346, 824395, 929318, 1648790, 1965865, 2323295, 3931730, 4646590, 5111249, 10222498, 25556245, 51112490]

約数ペア:

[(1, 51112490), (2, 25556245), (5, 10222498), (10, 5111249), (11, 4646590), (13, 3931730), (22, 2323295), (26, 1965865), (31, 1648790), (55, 929318), (62, 824395), (65, 786346), (110, 464659), (130, 393173), (143, 357430), (155, 329758), (286, 178715), (310, 164879), (341, 149890), (403, 126830), (682, 74945), (715, 71486), (806, 63415), (1153, 44330), (1430, 35743), (1705, 29978), (2015, 25366), (2306, 22165), (3410, 14989), (4030, 12683), (4433, 11530), (5765, 8866)]