395898880

素因数分解:

$2^{12}\times 5^1\times {\mathrm{13}}^1\times {\mathrm{1487}}^1$

素因数の和:1529

約数の個数: 104

約数和(自身を含む): 1023809472

約数和(自身を除く): 627910592

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 32, 40, 52, 64, 65, 80, 104, 128, 130, 160, 208, 256, 260, 320, 416, 512, 520, 640, 832, 1024, 1040, 1280, 1487, 1664, 2048, 2080, 2560, 2974, 3328, 4096, 4160, 5120, 5948, 6656, 7435, 8320, 10240, 11896, 13312, 14870, 16640, 19331, 20480, 23792, 26624, 29740, 33280, 38662, 47584, 53248, 59480, 66560, 77324, 95168, 96655, 118960, 133120, 154648, 190336, 193310, 237920, 266240, 309296, 380672, 386620, 475840, 618592, 761344, 773240, 951680, 1237184, 1522688, 1546480, 1903360, 2474368, 3045376, 3092960, 3806720, 4948736, 6090752, 6185920, 7613440, 9897472, 12371840, 15226880, 19794944, 24743680, 30453760, 39589888, 49487360, 79179776, 98974720, 197949440, 395898880]

約数ペア:

[(1, 395898880), (2, 197949440), (4, 98974720), (5, 79179776), (8, 49487360), (10, 39589888), (13, 30453760), (16, 24743680), (20, 19794944), (26, 15226880), (32, 12371840), (40, 9897472), (52, 7613440), (64, 6185920), (65, 6090752), (80, 4948736), (104, 3806720), (128, 3092960), (130, 3045376), (160, 2474368), (208, 1903360), (256, 1546480), (260, 1522688), (320, 1237184), (416, 951680), (512, 773240), (520, 761344), (640, 618592), (832, 475840), (1024, 386620), (1040, 380672), (1280, 309296), (1487, 266240), (1664, 237920), (2048, 193310), (2080, 190336), (2560, 154648), (2974, 133120), (3328, 118960), (4096, 96655), (4160, 95168), (5120, 77324), (5948, 66560), (6656, 59480), (7435, 53248), (8320, 47584), (10240, 38662), (11896, 33280), (13312, 29740), (14870, 26624), (16640, 23792), (19331, 20480)]