61731760

素因数分解:

$2^4\times 5^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{2389}}^1$

素因数の和:2438

約数の個数: 80

約数和(自身を含む): 160034400

約数和(自身を除く): 98302640

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 19, 20, 34, 38, 40, 68, 76, 80, 85, 95, 136, 152, 170, 190, 272, 304, 323, 340, 380, 646, 680, 760, 1292, 1360, 1520, 1615, 2389, 2584, 3230, 4778, 5168, 6460, 9556, 11945, 12920, 19112, 23890, 25840, 38224, 40613, 45391, 47780, 81226, 90782, 95560, 162452, 181564, 191120, 203065, 226955, 324904, 363128, 406130, 453910, 649808, 726256, 771647, 812260, 907820, 1543294, 1624520, 1815640, 3086588, 3249040, 3631280, 3858235, 6173176, 7716470, 12346352, 15432940, 30865880, 61731760]

約数ペア:

[(1, 61731760), (2, 30865880), (4, 15432940), (5, 12346352), (8, 7716470), (10, 6173176), (16, 3858235), (17, 3631280), (19, 3249040), (20, 3086588), (34, 1815640), (38, 1624520), (40, 1543294), (68, 907820), (76, 812260), (80, 771647), (85, 726256), (95, 649808), (136, 453910), (152, 406130), (170, 363128), (190, 324904), (272, 226955), (304, 203065), (323, 191120), (340, 181564), (380, 162452), (646, 95560), (680, 90782), (760, 81226), (1292, 47780), (1360, 45391), (1520, 40613), (1615, 38224), (2389, 25840), (2584, 23890), (3230, 19112), (4778, 12920), (5168, 11945), (6460, 9556)]