78378230

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{1901}}^1$

素因数の和:1965

約数の個数: 64

約数和(自身を含む): 175288320

約数和(自身を除く): 96910090

約数列:

[1, 2, 5, 7, 10, 14, 19, 31, 35, 38, 62, 70, 95, 133, 155, 190, 217, 266, 310, 434, 589, 665, 1085, 1178, 1330, 1901, 2170, 2945, 3802, 4123, 5890, 8246, 9505, 13307, 19010, 20615, 26614, 36119, 41230, 58931, 66535, 72238, 117862, 133070, 180595, 252833, 294655, 361190, 412517, 505666, 589310, 825034, 1119689, 1264165, 2062585, 2239378, 2528330, 4125170, 5598445, 7837823, 11196890, 15675646, 39189115, 78378230]

約数ペア:

[(1, 78378230), (2, 39189115), (5, 15675646), (7, 11196890), (10, 7837823), (14, 5598445), (19, 4125170), (31, 2528330), (35, 2239378), (38, 2062585), (62, 1264165), (70, 1119689), (95, 825034), (133, 589310), (155, 505666), (190, 412517), (217, 361190), (266, 294655), (310, 252833), (434, 180595), (589, 133070), (665, 117862), (1085, 72238), (1178, 66535), (1330, 58931), (1901, 41230), (2170, 36119), (2945, 26614), (3802, 20615), (4123, 19010), (5890, 13307), (8246, 9505)]