38929490

素因数分解:

$2^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{83}}^1\times {\mathrm{89}}^1$

素因数の和:227

約数の個数: 64

約数和(自身を含む): 78382080

約数和(自身を除く): 39452590

約数列:

[1, 2, 5, 10, 17, 31, 34, 62, 83, 85, 89, 155, 166, 170, 178, 310, 415, 445, 527, 830, 890, 1054, 1411, 1513, 2573, 2635, 2759, 2822, 3026, 5146, 5270, 5518, 7055, 7387, 7565, 12865, 13795, 14110, 14774, 15130, 25730, 27590, 36935, 43741, 46903, 73870, 87482, 93806, 125579, 218705, 228997, 234515, 251158, 437410, 457994, 469030, 627895, 1144985, 1255790, 2289970, 3892949, 7785898, 19464745, 38929490]

約数ペア:

[(1, 38929490), (2, 19464745), (5, 7785898), (10, 3892949), (17, 2289970), (31, 1255790), (34, 1144985), (62, 627895), (83, 469030), (85, 457994), (89, 437410), (155, 251158), (166, 234515), (170, 228997), (178, 218705), (310, 125579), (415, 93806), (445, 87482), (527, 73870), (830, 46903), (890, 43741), (1054, 36935), (1411, 27590), (1513, 25730), (2573, 15130), (2635, 14774), (2759, 14110), (2822, 13795), (3026, 12865), (5146, 7565), (5270, 7387), (5518, 7055)]