85914640

素因数分解:

$2^4\times 5^1\times 7^3\times {\mathrm{31}}^1\times {\mathrm{101}}^1$

素因数の和:166

約数の個数: 160

約数和(自身を含む): 242841600

約数和(自身を除く): 156926960

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 31, 35, 40, 49, 56, 62, 70, 80, 98, 101, 112, 124, 140, 155, 196, 202, 217, 245, 248, 280, 310, 343, 392, 404, 434, 490, 496, 505, 560, 620, 686, 707, 784, 808, 868, 980, 1010, 1085, 1240, 1372, 1414, 1519, 1616, 1715, 1736, 1960, 2020, 2170, 2480, 2744, 2828, 3038, 3131, 3430, 3472, 3535, 3920, 4040, 4340, 4949, 5488, 5656, 6076, 6262, 6860, 7070, 7595, 8080, 8680, 9898, 10633, 11312, 12152, 12524, 13720, 14140, 15190, 15655, 17360, 19796, 21266, 21917, 24304, 24745, 25048, 27440, 28280, 30380, 31310, 34643, 39592, 42532, 43834, 49490, 50096, 53165, 56560, 60760, 62620, 69286, 79184, 85064, 87668, 98980, 106330, 109585, 121520, 125240, 138572, 153419, 170128, 173215, 175336, 197960, 212660, 219170, 250480, 277144, 306838, 346430, 350672, 395920, 425320, 438340, 554288, 613676, 692860, 767095, 850640, 876680, 1073933, 1227352, 1385720, 1534190, 1753360, 2147866, 2454704, 2771440, 3068380, 4295732, 5369665, 6136760, 8591464, 10739330, 12273520, 17182928, 21478660, 42957320, 85914640]

約数ペア:

[(1, 85914640), (2, 42957320), (4, 21478660), (5, 17182928), (7, 12273520), (8, 10739330), (10, 8591464), (14, 6136760), (16, 5369665), (20, 4295732), (28, 3068380), (31, 2771440), (35, 2454704), (40, 2147866), (49, 1753360), (56, 1534190), (62, 1385720), (70, 1227352), (80, 1073933), (98, 876680), (101, 850640), (112, 767095), (124, 692860), (140, 613676), (155, 554288), (196, 438340), (202, 425320), (217, 395920), (245, 350672), (248, 346430), (280, 306838), (310, 277144), (343, 250480), (392, 219170), (404, 212660), (434, 197960), (490, 175336), (496, 173215), (505, 170128), (560, 153419), (620, 138572), (686, 125240), (707, 121520), (784, 109585), (808, 106330), (868, 98980), (980, 87668), (1010, 85064), (1085, 79184), (1240, 69286), (1372, 62620), (1414, 60760), (1519, 56560), (1616, 53165), (1715, 50096), (1736, 49490), (1960, 43834), (2020, 42532), (2170, 39592), (2480, 34643), (2744, 31310), (2828, 30380), (3038, 28280), (3131, 27440), (3430, 25048), (3472, 24745), (3535, 24304), (3920, 21917), (4040, 21266), (4340, 19796), (4949, 17360), (5488, 15655), (5656, 15190), (6076, 14140), (6262, 13720), (6860, 12524), (7070, 12152), (7595, 11312), (8080, 10633), (8680, 9898)]