13308315280

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{457}}^1\times {\mathrm{28001}}^1$

素因数の和:28484

約数の個数: 80

約数和(自身を含む): 33396081264

約数和(自身を除く): 20087765984

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 40, 52, 65, 80, 104, 130, 208, 260, 457, 520, 914, 1040, 1828, 2285, 3656, 4570, 5941, 7312, 9140, 11882, 18280, 23764, 28001, 29705, 36560, 47528, 56002, 59410, 95056, 112004, 118820, 140005, 224008, 237640, 280010, 364013, 448016, 475280, 560020, 728026, 1120040, 1456052, 1820065, 2240080, 2912104, 3640130, 5824208, 7280260, 12796457, 14560520, 25592914, 29121040, 51185828, 63982285, 102371656, 127964570, 166353941, 204743312, 255929140, 332707882, 511858280, 665415764, 831769705, 1023716560, 1330831528, 1663539410, 2661663056, 3327078820, 6654157640, 13308315280]

約数ペア:

[(1, 13308315280), (2, 6654157640), (4, 3327078820), (5, 2661663056), (8, 1663539410), (10, 1330831528), (13, 1023716560), (16, 831769705), (20, 665415764), (26, 511858280), (40, 332707882), (52, 255929140), (65, 204743312), (80, 166353941), (104, 127964570), (130, 102371656), (208, 63982285), (260, 51185828), (457, 29121040), (520, 25592914), (914, 14560520), (1040, 12796457), (1828, 7280260), (2285, 5824208), (3656, 3640130), (4570, 2912104), (5941, 2240080), (7312, 1820065), (9140, 1456052), (11882, 1120040), (18280, 728026), (23764, 560020), (28001, 475280), (29705, 448016), (36560, 364013), (47528, 280010), (56002, 237640), (59410, 224008), (95056, 140005), (112004, 118820)]