328932203920

素因数分解:

$2^4\times 5^1\times {\mathrm{719}}^1\times {\mathrm{881}}^1\times {\mathrm{6491}}^1$

素因数の和:8104

約数の個数: 80

約数和(自身を含む): 766818420480

約数和(自身を除く): 437886216560

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 719, 881, 1438, 1762, 2876, 3524, 3595, 4405, 5752, 6491, 7048, 7190, 8810, 11504, 12982, 14096, 14380, 17620, 25964, 28760, 32455, 35240, 51928, 57520, 64910, 70480, 103856, 129820, 259640, 519280, 633439, 1266878, 2533756, 3167195, 4667029, 5067512, 5718571, 6334390, 9334058, 10135024, 11437142, 12668780, 18668116, 22874284, 23335145, 25337560, 28592855, 37336232, 45748568, 46670290, 50675120, 57185710, 74672464, 91497136, 93340580, 114371420, 186681160, 228742840, 373362320, 457485680, 4111652549, 8223305098, 16446610196, 20558262745, 32893220392, 41116525490, 65786440784, 82233050980, 164466101960, 328932203920]

約数ペア:

[(1, 328932203920), (2, 164466101960), (4, 82233050980), (5, 65786440784), (8, 41116525490), (10, 32893220392), (16, 20558262745), (20, 16446610196), (40, 8223305098), (80, 4111652549), (719, 457485680), (881, 373362320), (1438, 228742840), (1762, 186681160), (2876, 114371420), (3524, 93340580), (3595, 91497136), (4405, 74672464), (5752, 57185710), (6491, 50675120), (7048, 46670290), (7190, 45748568), (8810, 37336232), (11504, 28592855), (12982, 25337560), (14096, 23335145), (14380, 22874284), (17620, 18668116), (25964, 12668780), (28760, 11437142), (32455, 10135024), (35240, 9334058), (51928, 6334390), (57520, 5718571), (64910, 5067512), (70480, 4667029), (103856, 3167195), (129820, 2533756), (259640, 1266878), (519280, 633439)]