401200

素因数分解:

$2^4\times 5^2\times {\mathrm{17}}^1\times {\mathrm{59}}^1$

素因数の和:94

約数の個数: 60

約数和(自身を含む): 1037880

約数和(自身を除く): 636680

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 25, 34, 40, 50, 59, 68, 80, 85, 100, 118, 136, 170, 200, 236, 272, 295, 340, 400, 425, 472, 590, 680, 850, 944, 1003, 1180, 1360, 1475, 1700, 2006, 2360, 2950, 3400, 4012, 4720, 5015, 5900, 6800, 8024, 10030, 11800, 16048, 20060, 23600, 25075, 40120, 50150, 80240, 100300, 200600, 401200]

約数ペア:

[(1, 401200), (2, 200600), (4, 100300), (5, 80240), (8, 50150), (10, 40120), (16, 25075), (17, 23600), (20, 20060), (25, 16048), (34, 11800), (40, 10030), (50, 8024), (59, 6800), (68, 5900), (80, 5015), (85, 4720), (100, 4012), (118, 3400), (136, 2950), (170, 2360), (200, 2006), (236, 1700), (272, 1475), (295, 1360), (340, 1180), (400, 1003), (425, 944), (472, 850), (590, 680)]