28005087200

素因数分解:

$2^5\times 5^2\times {\mathrm{547}}^1\times {\mathrm{63997}}^1$

素因数の和:64564

約数の個数: 72

約数和(自身を含む): 68493475512

約数和(自身を除く): 40488388312

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 32, 40, 50, 80, 100, 160, 200, 400, 547, 800, 1094, 2188, 2735, 4376, 5470, 8752, 10940, 13675, 17504, 21880, 27350, 43760, 54700, 63997, 87520, 109400, 127994, 218800, 255988, 319985, 437600, 511976, 639970, 1023952, 1279940, 1599925, 2047904, 2559880, 3199850, 5119760, 6399700, 10239520, 12799400, 25598800, 35006359, 51197600, 70012718, 140025436, 175031795, 280050872, 350063590, 560101744, 700127180, 875158975, 1120203488, 1400254360, 1750317950, 2800508720, 3500635900, 5601017440, 7001271800, 14002543600, 28005087200]

約数ペア:

[(1, 28005087200), (2, 14002543600), (4, 7001271800), (5, 5601017440), (8, 3500635900), (10, 2800508720), (16, 1750317950), (20, 1400254360), (25, 1120203488), (32, 875158975), (40, 700127180), (50, 560101744), (80, 350063590), (100, 280050872), (160, 175031795), (200, 140025436), (400, 70012718), (547, 51197600), (800, 35006359), (1094, 25598800), (2188, 12799400), (2735, 10239520), (4376, 6399700), (5470, 5119760), (8752, 3199850), (10940, 2559880), (13675, 2047904), (17504, 1599925), (21880, 1279940), (27350, 1023952), (43760, 639970), (54700, 511976), (63997, 437600), (87520, 319985), (109400, 255988), (127994, 218800)]