85290400

素因数分解:

$2^5\times 5^2\times {\mathrm{13}}^1\times {\mathrm{59}}^1\times {\mathrm{139}}^1$

素因数の和:231

約数の個数: 144

約数和(自身を含む): 229672800

約数和(自身を除く): 144382400

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 25, 26, 32, 40, 50, 52, 59, 65, 80, 100, 104, 118, 130, 139, 160, 200, 208, 236, 260, 278, 295, 325, 400, 416, 472, 520, 556, 590, 650, 695, 767, 800, 944, 1040, 1112, 1180, 1300, 1390, 1475, 1534, 1807, 1888, 2080, 2224, 2360, 2600, 2780, 2950, 3068, 3475, 3614, 3835, 4448, 4720, 5200, 5560, 5900, 6136, 6950, 7228, 7670, 8201, 9035, 9440, 10400, 11120, 11800, 12272, 13900, 14456, 15340, 16402, 18070, 19175, 22240, 23600, 24544, 27800, 28912, 30680, 32804, 36140, 38350, 41005, 45175, 47200, 55600, 57824, 61360, 65608, 72280, 76700, 82010, 90350, 106613, 111200, 122720, 131216, 144560, 153400, 164020, 180700, 205025, 213226, 262432, 289120, 306800, 328040, 361400, 410050, 426452, 533065, 613600, 656080, 722800, 820100, 852904, 1066130, 1312160, 1445600, 1640200, 1705808, 2132260, 2665325, 3280400, 3411616, 4264520, 5330650, 6560800, 8529040, 10661300, 17058080, 21322600, 42645200, 85290400]

約数ペア:

[(1, 85290400), (2, 42645200), (4, 21322600), (5, 17058080), (8, 10661300), (10, 8529040), (13, 6560800), (16, 5330650), (20, 4264520), (25, 3411616), (26, 3280400), (32, 2665325), (40, 2132260), (50, 1705808), (52, 1640200), (59, 1445600), (65, 1312160), (80, 1066130), (100, 852904), (104, 820100), (118, 722800), (130, 656080), (139, 613600), (160, 533065), (200, 426452), (208, 410050), (236, 361400), (260, 328040), (278, 306800), (295, 289120), (325, 262432), (400, 213226), (416, 205025), (472, 180700), (520, 164020), (556, 153400), (590, 144560), (650, 131216), (695, 122720), (767, 111200), (800, 106613), (944, 90350), (1040, 82010), (1112, 76700), (1180, 72280), (1300, 65608), (1390, 61360), (1475, 57824), (1534, 55600), (1807, 47200), (1888, 45175), (2080, 41005), (2224, 38350), (2360, 36140), (2600, 32804), (2780, 30680), (2950, 28912), (3068, 27800), (3475, 24544), (3614, 23600), (3835, 22240), (4448, 19175), (4720, 18070), (5200, 16402), (5560, 15340), (5900, 14456), (6136, 13900), (6950, 12272), (7228, 11800), (7670, 11120), (8201, 10400), (9035, 9440)]