71712800

素因数分解:

$2^5\times 5^2\times {\mathrm{17}}^1\times {\mathrm{5273}}^1$

素因数の和:5310

約数の個数: 72

約数和(自身を含む): 185402196

約数和(自身を除く): 113689396

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 25, 32, 34, 40, 50, 68, 80, 85, 100, 136, 160, 170, 200, 272, 340, 400, 425, 544, 680, 800, 850, 1360, 1700, 2720, 3400, 5273, 6800, 10546, 13600, 21092, 26365, 42184, 52730, 84368, 89641, 105460, 131825, 168736, 179282, 210920, 263650, 358564, 421840, 448205, 527300, 717128, 843680, 896410, 1054600, 1434256, 1792820, 2109200, 2241025, 2868512, 3585640, 4218400, 4482050, 7171280, 8964100, 14342560, 17928200, 35856400, 71712800]

約数ペア:

[(1, 71712800), (2, 35856400), (4, 17928200), (5, 14342560), (8, 8964100), (10, 7171280), (16, 4482050), (17, 4218400), (20, 3585640), (25, 2868512), (32, 2241025), (34, 2109200), (40, 1792820), (50, 1434256), (68, 1054600), (80, 896410), (85, 843680), (100, 717128), (136, 527300), (160, 448205), (170, 421840), (200, 358564), (272, 263650), (340, 210920), (400, 179282), (425, 168736), (544, 131825), (680, 105460), (800, 89641), (850, 84368), (1360, 52730), (1700, 42184), (2720, 26365), (3400, 21092), (5273, 13600), (6800, 10546)]