40352000

素因数分解:

$2^8\times 5^3\times {\mathrm{13}}^1\times {\mathrm{97}}^1$

素因数の和:141

約数の個数: 144

約数和(自身を含む): 109370352

約数和(自身を除く): 69018352

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 25, 26, 32, 40, 50, 52, 64, 65, 80, 97, 100, 104, 125, 128, 130, 160, 194, 200, 208, 250, 256, 260, 320, 325, 388, 400, 416, 485, 500, 520, 640, 650, 776, 800, 832, 970, 1000, 1040, 1261, 1280, 1300, 1552, 1600, 1625, 1664, 1940, 2000, 2080, 2425, 2522, 2600, 3104, 3200, 3250, 3328, 3880, 4000, 4160, 4850, 5044, 5200, 6208, 6305, 6400, 6500, 7760, 8000, 8320, 9700, 10088, 10400, 12125, 12416, 12610, 13000, 15520, 16000, 16640, 19400, 20176, 20800, 24250, 24832, 25220, 26000, 31040, 31525, 32000, 38800, 40352, 41600, 48500, 50440, 52000, 62080, 63050, 77600, 80704, 83200, 97000, 100880, 104000, 124160, 126100, 155200, 157625, 161408, 194000, 201760, 208000, 252200, 310400, 315250, 322816, 388000, 403520, 416000, 504400, 620800, 630500, 776000, 807040, 1008800, 1261000, 1552000, 1614080, 2017600, 2522000, 3104000, 4035200, 5044000, 8070400, 10088000, 20176000, 40352000]

約数ペア:

[(1, 40352000), (2, 20176000), (4, 10088000), (5, 8070400), (8, 5044000), (10, 4035200), (13, 3104000), (16, 2522000), (20, 2017600), (25, 1614080), (26, 1552000), (32, 1261000), (40, 1008800), (50, 807040), (52, 776000), (64, 630500), (65, 620800), (80, 504400), (97, 416000), (100, 403520), (104, 388000), (125, 322816), (128, 315250), (130, 310400), (160, 252200), (194, 208000), (200, 201760), (208, 194000), (250, 161408), (256, 157625), (260, 155200), (320, 126100), (325, 124160), (388, 104000), (400, 100880), (416, 97000), (485, 83200), (500, 80704), (520, 77600), (640, 63050), (650, 62080), (776, 52000), (800, 50440), (832, 48500), (970, 41600), (1000, 40352), (1040, 38800), (1261, 32000), (1280, 31525), (1300, 31040), (1552, 26000), (1600, 25220), (1625, 24832), (1664, 24250), (1940, 20800), (2000, 20176), (2080, 19400), (2425, 16640), (2522, 16000), (2600, 15520), (3104, 13000), (3200, 12610), (3250, 12416), (3328, 12125), (3880, 10400), (4000, 10088), (4160, 9700), (4850, 8320), (5044, 8000), (5200, 7760), (6208, 6500), (6305, 6400)]