802449920

素因数分解:

$2^9\times 5^1\times {\mathrm{331}}^1\times {\mathrm{947}}^1$

素因数の和:1301

約数の個数: 80

約数和(自身を含む): 1931849568

約数和(自身を除く): 1129399648

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 256, 320, 331, 512, 640, 662, 947, 1280, 1324, 1655, 1894, 2560, 2648, 3310, 3788, 4735, 5296, 6620, 7576, 9470, 10592, 13240, 15152, 18940, 21184, 26480, 30304, 37880, 42368, 52960, 60608, 75760, 84736, 105920, 121216, 151520, 169472, 211840, 242432, 303040, 313457, 423680, 484864, 606080, 626914, 847360, 1212160, 1253828, 1567285, 2424320, 2507656, 3134570, 5015312, 6269140, 10030624, 12538280, 20061248, 25076560, 40122496, 50153120, 80244992, 100306240, 160489984, 200612480, 401224960, 802449920]

約数ペア:

[(1, 802449920), (2, 401224960), (4, 200612480), (5, 160489984), (8, 100306240), (10, 80244992), (16, 50153120), (20, 40122496), (32, 25076560), (40, 20061248), (64, 12538280), (80, 10030624), (128, 6269140), (160, 5015312), (256, 3134570), (320, 2507656), (331, 2424320), (512, 1567285), (640, 1253828), (662, 1212160), (947, 847360), (1280, 626914), (1324, 606080), (1655, 484864), (1894, 423680), (2560, 313457), (2648, 303040), (3310, 242432), (3788, 211840), (4735, 169472), (5296, 151520), (6620, 121216), (7576, 105920), (9470, 84736), (10592, 75760), (13240, 60608), (15152, 52960), (18940, 42368), (21184, 37880), (26480, 30304)]