203359360

素因数分解:

$2^7\times 5^1\times {\mathrm{61}}^1\times {\mathrm{5209}}^1$

素因数の和:5289

約数の個数: 64

約数和(自身を含む): 494220600

約数和(自身を除く): 290861240

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 61, 64, 80, 122, 128, 160, 244, 305, 320, 488, 610, 640, 976, 1220, 1952, 2440, 3904, 4880, 5209, 7808, 9760, 10418, 19520, 20836, 26045, 39040, 41672, 52090, 83344, 104180, 166688, 208360, 317749, 333376, 416720, 635498, 666752, 833440, 1270996, 1588745, 1666880, 2541992, 3177490, 3333760, 5083984, 6354980, 10167968, 12709960, 20335936, 25419920, 40671872, 50839840, 101679680, 203359360]

約数ペア:

[(1, 203359360), (2, 101679680), (4, 50839840), (5, 40671872), (8, 25419920), (10, 20335936), (16, 12709960), (20, 10167968), (32, 6354980), (40, 5083984), (61, 3333760), (64, 3177490), (80, 2541992), (122, 1666880), (128, 1588745), (160, 1270996), (244, 833440), (305, 666752), (320, 635498), (488, 416720), (610, 333376), (640, 317749), (976, 208360), (1220, 166688), (1952, 104180), (2440, 83344), (3904, 52090), (4880, 41672), (5209, 39040), (7808, 26045), (9760, 20836), (10418, 19520)]