449408440

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{73}}^1\times {\mathrm{11839}}^1$

素因数の和:11936

約数の個数: 64

約数和(自身を含む): 1103961600

約数和(自身を除く): 654553160

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 73, 104, 130, 146, 260, 292, 365, 520, 584, 730, 949, 1460, 1898, 2920, 3796, 4745, 7592, 9490, 11839, 18980, 23678, 37960, 47356, 59195, 94712, 118390, 153907, 236780, 307814, 473560, 615628, 769535, 864247, 1231256, 1539070, 1728494, 3078140, 3456988, 4321235, 6156280, 6913976, 8642470, 11235211, 17284940, 22470422, 34569880, 44940844, 56176055, 89881688, 112352110, 224704220, 449408440]

約数ペア:

[(1, 449408440), (2, 224704220), (4, 112352110), (5, 89881688), (8, 56176055), (10, 44940844), (13, 34569880), (20, 22470422), (26, 17284940), (40, 11235211), (52, 8642470), (65, 6913976), (73, 6156280), (104, 4321235), (130, 3456988), (146, 3078140), (260, 1728494), (292, 1539070), (365, 1231256), (520, 864247), (584, 769535), (730, 615628), (949, 473560), (1460, 307814), (1898, 236780), (2920, 153907), (3796, 118390), (4745, 94712), (7592, 59195), (9490, 47356), (11839, 37960), (18980, 23678)]