85160480

素因数分解:

$2^5\times 5^1\times {\mathrm{17}}^1\times {\mathrm{131}}^1\times {\mathrm{239}}^1$

素因数の和:402

約数の個数: 96

約数和(自身を含む): 215550720

約数和(自身を除く): 130390240

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 32, 34, 40, 68, 80, 85, 131, 136, 160, 170, 239, 262, 272, 340, 478, 524, 544, 655, 680, 956, 1048, 1195, 1310, 1360, 1912, 2096, 2227, 2390, 2620, 2720, 3824, 4063, 4192, 4454, 4780, 5240, 7648, 8126, 8908, 9560, 10480, 11135, 16252, 17816, 19120, 20315, 20960, 22270, 31309, 32504, 35632, 38240, 40630, 44540, 62618, 65008, 71264, 81260, 89080, 125236, 130016, 156545, 162520, 178160, 250472, 313090, 325040, 356320, 500944, 532253, 626180, 650080, 1001888, 1064506, 1252360, 2129012, 2504720, 2661265, 4258024, 5009440, 5322530, 8516048, 10645060, 17032096, 21290120, 42580240, 85160480]

約数ペア:

[(1, 85160480), (2, 42580240), (4, 21290120), (5, 17032096), (8, 10645060), (10, 8516048), (16, 5322530), (17, 5009440), (20, 4258024), (32, 2661265), (34, 2504720), (40, 2129012), (68, 1252360), (80, 1064506), (85, 1001888), (131, 650080), (136, 626180), (160, 532253), (170, 500944), (239, 356320), (262, 325040), (272, 313090), (340, 250472), (478, 178160), (524, 162520), (544, 156545), (655, 130016), (680, 125236), (956, 89080), (1048, 81260), (1195, 71264), (1310, 65008), (1360, 62618), (1912, 44540), (2096, 40630), (2227, 38240), (2390, 35632), (2620, 32504), (2720, 31309), (3824, 22270), (4063, 20960), (4192, 20315), (4454, 19120), (4780, 17816), (5240, 16252), (7648, 11135), (8126, 10480), (8908, 9560)]