72897760

素因数分解:

$2^5\times 5^1\times {\mathrm{13}}^1\times {\mathrm{101}}^1\times {\mathrm{347}}^1$

素因数の和:476

約数の個数: 96

約数和(自身を含む): 187844832

約数和(自身を除く): 114947072

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 32, 40, 52, 65, 80, 101, 104, 130, 160, 202, 208, 260, 347, 404, 416, 505, 520, 694, 808, 1010, 1040, 1313, 1388, 1616, 1735, 2020, 2080, 2626, 2776, 3232, 3470, 4040, 4511, 5252, 5552, 6565, 6940, 8080, 9022, 10504, 11104, 13130, 13880, 16160, 18044, 21008, 22555, 26260, 27760, 35047, 36088, 42016, 45110, 52520, 55520, 70094, 72176, 90220, 105040, 140188, 144352, 175235, 180440, 210080, 280376, 350470, 360880, 455611, 560752, 700940, 721760, 911222, 1121504, 1401880, 1822444, 2278055, 2803760, 3644888, 4556110, 5607520, 7289776, 9112220, 14579552, 18224440, 36448880, 72897760]

約数ペア:

[(1, 72897760), (2, 36448880), (4, 18224440), (5, 14579552), (8, 9112220), (10, 7289776), (13, 5607520), (16, 4556110), (20, 3644888), (26, 2803760), (32, 2278055), (40, 1822444), (52, 1401880), (65, 1121504), (80, 911222), (101, 721760), (104, 700940), (130, 560752), (160, 455611), (202, 360880), (208, 350470), (260, 280376), (347, 210080), (404, 180440), (416, 175235), (505, 144352), (520, 140188), (694, 105040), (808, 90220), (1010, 72176), (1040, 70094), (1313, 55520), (1388, 52520), (1616, 45110), (1735, 42016), (2020, 36088), (2080, 35047), (2626, 27760), (2776, 26260), (3232, 22555), (3470, 21008), (4040, 18044), (4511, 16160), (5252, 13880), (5552, 13130), (6565, 11104), (6940, 10504), (8080, 9022)]