1663770160

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{39019}}^1$

素因数の和:39086

約数の個数: 80

約数和(自身を含む): 4267539360

約数和(自身を除く): 2603769200

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 40, 41, 52, 65, 80, 82, 104, 130, 164, 205, 208, 260, 328, 410, 520, 533, 656, 820, 1040, 1066, 1640, 2132, 2665, 3280, 4264, 5330, 8528, 10660, 21320, 39019, 42640, 78038, 156076, 195095, 312152, 390190, 507247, 624304, 780380, 1014494, 1560760, 1599779, 2028988, 2536235, 3121520, 3199558, 4057976, 5072470, 6399116, 7998895, 8115952, 10144940, 12798232, 15997790, 20289880, 20797127, 25596464, 31995580, 40579760, 41594254, 63991160, 83188508, 103985635, 127982320, 166377016, 207971270, 332754032, 415942540, 831885080, 1663770160]

約数ペア:

[(1, 1663770160), (2, 831885080), (4, 415942540), (5, 332754032), (8, 207971270), (10, 166377016), (13, 127982320), (16, 103985635), (20, 83188508), (26, 63991160), (40, 41594254), (41, 40579760), (52, 31995580), (65, 25596464), (80, 20797127), (82, 20289880), (104, 15997790), (130, 12798232), (164, 10144940), (205, 8115952), (208, 7998895), (260, 6399116), (328, 5072470), (410, 4057976), (520, 3199558), (533, 3121520), (656, 2536235), (820, 2028988), (1040, 1599779), (1066, 1560760), (1640, 1014494), (2132, 780380), (2665, 624304), (3280, 507247), (4264, 390190), (5330, 312152), (8528, 195095), (10660, 156076), (21320, 78038), (39019, 42640)]