39799100

素因数分解:

$2^2\times 5^2\times {\mathrm{11}}^1\times {\mathrm{97}}^1\times {\mathrm{373}}^1$

素因数の和:495

約数の個数: 72

約数和(自身を含む): 95441808

約数和(自身を除く): 55642708

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 25, 44, 50, 55, 97, 100, 110, 194, 220, 275, 373, 388, 485, 550, 746, 970, 1067, 1100, 1492, 1865, 1940, 2134, 2425, 3730, 4103, 4268, 4850, 5335, 7460, 8206, 9325, 9700, 10670, 16412, 18650, 20515, 21340, 26675, 36181, 37300, 41030, 53350, 72362, 82060, 102575, 106700, 144724, 180905, 205150, 361810, 397991, 410300, 723620, 795982, 904525, 1591964, 1809050, 1989955, 3618100, 3979910, 7959820, 9949775, 19899550, 39799100]

約数ペア:

[(1, 39799100), (2, 19899550), (4, 9949775), (5, 7959820), (10, 3979910), (11, 3618100), (20, 1989955), (22, 1809050), (25, 1591964), (44, 904525), (50, 795982), (55, 723620), (97, 410300), (100, 397991), (110, 361810), (194, 205150), (220, 180905), (275, 144724), (373, 106700), (388, 102575), (485, 82060), (550, 72362), (746, 53350), (970, 41030), (1067, 37300), (1100, 36181), (1492, 26675), (1865, 21340), (1940, 20515), (2134, 18650), (2425, 16412), (3730, 10670), (4103, 9700), (4268, 9325), (4850, 8206), (5335, 7460)]