42812800

素因数分解:

$2^7\times 5^2\times {\mathrm{17}}^1\times {\mathrm{787}}^1$

素因数の和:828

約数の個数: 96

約数和(自身を含む): 112124520

約数和(自身を除く): 69311720

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 25, 32, 34, 40, 50, 64, 68, 80, 85, 100, 128, 136, 160, 170, 200, 272, 320, 340, 400, 425, 544, 640, 680, 787, 800, 850, 1088, 1360, 1574, 1600, 1700, 2176, 2720, 3148, 3200, 3400, 3935, 5440, 6296, 6800, 7870, 10880, 12592, 13379, 13600, 15740, 19675, 25184, 26758, 27200, 31480, 39350, 50368, 53516, 54400, 62960, 66895, 78700, 100736, 107032, 125920, 133790, 157400, 214064, 251840, 267580, 314800, 334475, 428128, 503680, 535160, 629600, 668950, 856256, 1070320, 1259200, 1337900, 1712512, 2140640, 2518400, 2675800, 4281280, 5351600, 8562560, 10703200, 21406400, 42812800]

約数ペア:

[(1, 42812800), (2, 21406400), (4, 10703200), (5, 8562560), (8, 5351600), (10, 4281280), (16, 2675800), (17, 2518400), (20, 2140640), (25, 1712512), (32, 1337900), (34, 1259200), (40, 1070320), (50, 856256), (64, 668950), (68, 629600), (80, 535160), (85, 503680), (100, 428128), (128, 334475), (136, 314800), (160, 267580), (170, 251840), (200, 214064), (272, 157400), (320, 133790), (340, 125920), (400, 107032), (425, 100736), (544, 78700), (640, 66895), (680, 62960), (787, 54400), (800, 53516), (850, 50368), (1088, 39350), (1360, 31480), (1574, 27200), (1600, 26758), (1700, 25184), (2176, 19675), (2720, 15740), (3148, 13600), (3200, 13379), (3400, 12592), (3935, 10880), (5440, 7870), (6296, 6800)]