83775640

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{5197}}^1$

素因数の和:5252

約数の個数: 64

約数和(自身を含む): 209583360

約数和(自身を除く): 125807720

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 31, 40, 52, 62, 65, 104, 124, 130, 155, 248, 260, 310, 403, 520, 620, 806, 1240, 1612, 2015, 3224, 4030, 5197, 8060, 10394, 16120, 20788, 25985, 41576, 51970, 67561, 103940, 135122, 161107, 207880, 270244, 322214, 337805, 540488, 644428, 675610, 805535, 1288856, 1351220, 1611070, 2094391, 2702440, 3222140, 4188782, 6444280, 8377564, 10471955, 16755128, 20943910, 41887820, 83775640]

約数ペア:

[(1, 83775640), (2, 41887820), (4, 20943910), (5, 16755128), (8, 10471955), (10, 8377564), (13, 6444280), (20, 4188782), (26, 3222140), (31, 2702440), (40, 2094391), (52, 1611070), (62, 1351220), (65, 1288856), (104, 805535), (124, 675610), (130, 644428), (155, 540488), (248, 337805), (260, 322214), (310, 270244), (403, 207880), (520, 161107), (620, 135122), (806, 103940), (1240, 67561), (1612, 51970), (2015, 41576), (3224, 25985), (4030, 20788), (5197, 16120), (8060, 10394)]