821939200

素因数分解:

$2^{10}\times 5^2\times {\mathrm{97}}^1\times {\mathrm{331}}^1$

素因数の和:458

約数の個数: 132

約数和(自身を含む): 2064636952

約数和(自身を除く): 1242697752

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 32, 40, 50, 64, 80, 97, 100, 128, 160, 194, 200, 256, 320, 331, 388, 400, 485, 512, 640, 662, 776, 800, 970, 1024, 1280, 1324, 1552, 1600, 1655, 1940, 2425, 2560, 2648, 3104, 3200, 3310, 3880, 4850, 5120, 5296, 6208, 6400, 6620, 7760, 8275, 9700, 10592, 12416, 12800, 13240, 15520, 16550, 19400, 21184, 24832, 25600, 26480, 31040, 32107, 33100, 38800, 42368, 49664, 52960, 62080, 64214, 66200, 77600, 84736, 99328, 105920, 124160, 128428, 132400, 155200, 160535, 169472, 211840, 248320, 256856, 264800, 310400, 321070, 338944, 423680, 496640, 513712, 529600, 620800, 642140, 802675, 847360, 1027424, 1059200, 1241600, 1284280, 1605350, 1694720, 2054848, 2118400, 2483200, 2568560, 3210700, 4109696, 4236800, 5137120, 6421400, 8219392, 8473600, 10274240, 12842800, 16438784, 20548480, 25685600, 32877568, 41096960, 51371200, 82193920, 102742400, 164387840, 205484800, 410969600, 821939200]

約数ペア:

[(1, 821939200), (2, 410969600), (4, 205484800), (5, 164387840), (8, 102742400), (10, 82193920), (16, 51371200), (20, 41096960), (25, 32877568), (32, 25685600), (40, 20548480), (50, 16438784), (64, 12842800), (80, 10274240), (97, 8473600), (100, 8219392), (128, 6421400), (160, 5137120), (194, 4236800), (200, 4109696), (256, 3210700), (320, 2568560), (331, 2483200), (388, 2118400), (400, 2054848), (485, 1694720), (512, 1605350), (640, 1284280), (662, 1241600), (776, 1059200), (800, 1027424), (970, 847360), (1024, 802675), (1280, 642140), (1324, 620800), (1552, 529600), (1600, 513712), (1655, 496640), (1940, 423680), (2425, 338944), (2560, 321070), (2648, 310400), (3104, 264800), (3200, 256856), (3310, 248320), (3880, 211840), (4850, 169472), (5120, 160535), (5296, 155200), (6208, 132400), (6400, 128428), (6620, 124160), (7760, 105920), (8275, 99328), (9700, 84736), (10592, 77600), (12416, 66200), (12800, 64214), (13240, 62080), (15520, 52960), (16550, 49664), (19400, 42368), (21184, 38800), (24832, 33100), (25600, 32107), (26480, 31040)]