8051200

素因数分解:

$2^9\times 5^2\times {\mathrm{17}}^1\times {\mathrm{37}}^1$

素因数の和:82

約数の個数: 120

約数和(自身を含む): 21691692

約数和(自身を除く): 13640492

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 25, 32, 34, 37, 40, 50, 64, 68, 74, 80, 85, 100, 128, 136, 148, 160, 170, 185, 200, 256, 272, 296, 320, 340, 370, 400, 425, 512, 544, 592, 629, 640, 680, 740, 800, 850, 925, 1088, 1184, 1258, 1280, 1360, 1480, 1600, 1700, 1850, 2176, 2368, 2516, 2560, 2720, 2960, 3145, 3200, 3400, 3700, 4352, 4736, 5032, 5440, 5920, 6290, 6400, 6800, 7400, 8704, 9472, 10064, 10880, 11840, 12580, 12800, 13600, 14800, 15725, 18944, 20128, 21760, 23680, 25160, 27200, 29600, 31450, 40256, 43520, 47360, 50320, 54400, 59200, 62900, 80512, 94720, 100640, 108800, 118400, 125800, 161024, 201280, 217600, 236800, 251600, 322048, 402560, 473600, 503200, 805120, 1006400, 1610240, 2012800, 4025600, 8051200]

約数ペア:

[(1, 8051200), (2, 4025600), (4, 2012800), (5, 1610240), (8, 1006400), (10, 805120), (16, 503200), (17, 473600), (20, 402560), (25, 322048), (32, 251600), (34, 236800), (37, 217600), (40, 201280), (50, 161024), (64, 125800), (68, 118400), (74, 108800), (80, 100640), (85, 94720), (100, 80512), (128, 62900), (136, 59200), (148, 54400), (160, 50320), (170, 47360), (185, 43520), (200, 40256), (256, 31450), (272, 29600), (296, 27200), (320, 25160), (340, 23680), (370, 21760), (400, 20128), (425, 18944), (512, 15725), (544, 14800), (592, 13600), (629, 12800), (640, 12580), (680, 11840), (740, 10880), (800, 10064), (850, 9472), (925, 8704), (1088, 7400), (1184, 6800), (1258, 6400), (1280, 6290), (1360, 5920), (1480, 5440), (1600, 5032), (1700, 4736), (1850, 4352), (2176, 3700), (2368, 3400), (2516, 3200), (2560, 3145), (2720, 2960)]