38913050

素因数分解:

$2^1\times 5^2\times {\mathrm{11}}^1\times {\mathrm{139}}^1\times {\mathrm{509}}^1$

素因数の和:671

約数の個数: 48

約数和(自身を含む): 79682400

約数和(自身を除く): 40769350

約数列:

[1, 2, 5, 10, 11, 22, 25, 50, 55, 110, 139, 275, 278, 509, 550, 695, 1018, 1390, 1529, 2545, 3058, 3475, 5090, 5599, 6950, 7645, 11198, 12725, 15290, 25450, 27995, 38225, 55990, 70751, 76450, 139975, 141502, 279950, 353755, 707510, 778261, 1556522, 1768775, 3537550, 3891305, 7782610, 19456525, 38913050]

約数ペア:

[(1, 38913050), (2, 19456525), (5, 7782610), (10, 3891305), (11, 3537550), (22, 1768775), (25, 1556522), (50, 778261), (55, 707510), (110, 353755), (139, 279950), (275, 141502), (278, 139975), (509, 76450), (550, 70751), (695, 55990), (1018, 38225), (1390, 27995), (1529, 25450), (2545, 15290), (3058, 12725), (3475, 11198), (5090, 7645), (5599, 6950)]