89720300

素因数分解:

$2^2\times 5^2\times {\mathrm{41}}^1\times {\mathrm{79}}^1\times {\mathrm{277}}^1$

素因数の和:411

約数の個数: 72

約数和(自身を含む): 202695360

約数和(自身を除く): 112975060

約数列:

[1, 2, 4, 5, 10, 20, 25, 41, 50, 79, 82, 100, 158, 164, 205, 277, 316, 395, 410, 554, 790, 820, 1025, 1108, 1385, 1580, 1975, 2050, 2770, 3239, 3950, 4100, 5540, 6478, 6925, 7900, 11357, 12956, 13850, 16195, 21883, 22714, 27700, 32390, 43766, 45428, 56785, 64780, 80975, 87532, 109415, 113570, 161950, 218830, 227140, 283925, 323900, 437660, 547075, 567850, 897203, 1094150, 1135700, 1794406, 2188300, 3588812, 4486015, 8972030, 17944060, 22430075, 44860150, 89720300]

約数ペア:

[(1, 89720300), (2, 44860150), (4, 22430075), (5, 17944060), (10, 8972030), (20, 4486015), (25, 3588812), (41, 2188300), (50, 1794406), (79, 1135700), (82, 1094150), (100, 897203), (158, 567850), (164, 547075), (205, 437660), (277, 323900), (316, 283925), (395, 227140), (410, 218830), (554, 161950), (790, 113570), (820, 109415), (1025, 87532), (1108, 80975), (1385, 64780), (1580, 56785), (1975, 45428), (2050, 43766), (2770, 32390), (3239, 27700), (3950, 22714), (4100, 21883), (5540, 16195), (6478, 13850), (6925, 12956), (7900, 11357)]