71884400

素因数分解:

$2^4\times 5^2\times 7^1\times {\mathrm{25673}}^1$

素因数の和:25698

約数の個数: 60

約数和(自身を含む): 197381712

約数和(自身を除く): 125497312

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 25, 28, 35, 40, 50, 56, 70, 80, 100, 112, 140, 175, 200, 280, 350, 400, 560, 700, 1400, 2800, 25673, 51346, 102692, 128365, 179711, 205384, 256730, 359422, 410768, 513460, 641825, 718844, 898555, 1026920, 1283650, 1437688, 1797110, 2053840, 2567300, 2875376, 3594220, 4492775, 5134600, 7188440, 8985550, 10269200, 14376880, 17971100, 35942200, 71884400]

約数ペア:

[(1, 71884400), (2, 35942200), (4, 17971100), (5, 14376880), (7, 10269200), (8, 8985550), (10, 7188440), (14, 5134600), (16, 4492775), (20, 3594220), (25, 2875376), (28, 2567300), (35, 2053840), (40, 1797110), (50, 1437688), (56, 1283650), (70, 1026920), (80, 898555), (100, 718844), (112, 641825), (140, 513460), (175, 410768), (200, 359422), (280, 256730), (350, 205384), (400, 179711), (560, 128365), (700, 102692), (1400, 51346), (2800, 25673)]