160983880

素因数分解:

$2^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{61}}^1\times {\mathrm{3881}}^1$

素因数の和:3970

約数の個数: 64

約数和(自身を含む): 389908080

約数和(自身を除く): 228924200

約数列:

[1, 2, 4, 5, 8, 10, 17, 20, 34, 40, 61, 68, 85, 122, 136, 170, 244, 305, 340, 488, 610, 680, 1037, 1220, 2074, 2440, 3881, 4148, 5185, 7762, 8296, 10370, 15524, 19405, 20740, 31048, 38810, 41480, 65977, 77620, 131954, 155240, 236741, 263908, 329885, 473482, 527816, 659770, 946964, 1183705, 1319540, 1893928, 2367410, 2639080, 4024597, 4734820, 8049194, 9469640, 16098388, 20122985, 32196776, 40245970, 80491940, 160983880]

約数ペア:

[(1, 160983880), (2, 80491940), (4, 40245970), (5, 32196776), (8, 20122985), (10, 16098388), (17, 9469640), (20, 8049194), (34, 4734820), (40, 4024597), (61, 2639080), (68, 2367410), (85, 1893928), (122, 1319540), (136, 1183705), (170, 946964), (244, 659770), (305, 527816), (340, 473482), (488, 329885), (610, 263908), (680, 236741), (1037, 155240), (1220, 131954), (2074, 77620), (2440, 65977), (3881, 41480), (4148, 38810), (5185, 31048), (7762, 20740), (8296, 19405), (10370, 15524)]