90542200

素因数分解:

$2^3\times 5^2\times 7^2\times {\mathrm{9239}}^1$

素因数の和:9269

約数の個数: 72

約数和(自身を含む): 244906200

約数和(自身を除く): 154364000

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 25, 28, 35, 40, 49, 50, 56, 70, 98, 100, 140, 175, 196, 200, 245, 280, 350, 392, 490, 700, 980, 1225, 1400, 1960, 2450, 4900, 9239, 9800, 18478, 36956, 46195, 64673, 73912, 92390, 129346, 184780, 230975, 258692, 323365, 369560, 452711, 461950, 517384, 646730, 905422, 923900, 1293460, 1616825, 1810844, 1847800, 2263555, 2586920, 3233650, 3621688, 4527110, 6467300, 9054220, 11317775, 12934600, 18108440, 22635550, 45271100, 90542200]

約数ペア:

[(1, 90542200), (2, 45271100), (4, 22635550), (5, 18108440), (7, 12934600), (8, 11317775), (10, 9054220), (14, 6467300), (20, 4527110), (25, 3621688), (28, 3233650), (35, 2586920), (40, 2263555), (49, 1847800), (50, 1810844), (56, 1616825), (70, 1293460), (98, 923900), (100, 905422), (140, 646730), (175, 517384), (196, 461950), (200, 452711), (245, 369560), (280, 323365), (350, 258692), (392, 230975), (490, 184780), (700, 129346), (980, 92390), (1225, 73912), (1400, 64673), (1960, 46195), (2450, 36956), (4900, 18478), (9239, 9800)]