79122400

素因数分解:

$2^5\times 5^2\times 7^1\times {\mathrm{71}}^1\times {\mathrm{199}}^1$

素因数の和:297

約数の個数: 144

約数和(自身を含む): 224985600

約数和(自身を除く): 145863200

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 25, 28, 32, 35, 40, 50, 56, 70, 71, 80, 100, 112, 140, 142, 160, 175, 199, 200, 224, 280, 284, 350, 355, 398, 400, 497, 560, 568, 700, 710, 796, 800, 994, 995, 1120, 1136, 1393, 1400, 1420, 1592, 1775, 1988, 1990, 2272, 2485, 2786, 2800, 2840, 3184, 3550, 3976, 3980, 4970, 4975, 5572, 5600, 5680, 6368, 6965, 7100, 7952, 7960, 9940, 9950, 11144, 11360, 12425, 13930, 14129, 14200, 15904, 15920, 19880, 19900, 22288, 24850, 27860, 28258, 28400, 31840, 34825, 39760, 39800, 44576, 49700, 55720, 56516, 56800, 69650, 70645, 79520, 79600, 98903, 99400, 111440, 113032, 139300, 141290, 159200, 197806, 198800, 222880, 226064, 278600, 282580, 353225, 395612, 397600, 452128, 494515, 557200, 565160, 706450, 791224, 989030, 1114400, 1130320, 1412900, 1582448, 1978060, 2260640, 2472575, 2825800, 3164896, 3956120, 4945150, 5651600, 7912240, 9890300, 11303200, 15824480, 19780600, 39561200, 79122400]

約数ペア:

[(1, 79122400), (2, 39561200), (4, 19780600), (5, 15824480), (7, 11303200), (8, 9890300), (10, 7912240), (14, 5651600), (16, 4945150), (20, 3956120), (25, 3164896), (28, 2825800), (32, 2472575), (35, 2260640), (40, 1978060), (50, 1582448), (56, 1412900), (70, 1130320), (71, 1114400), (80, 989030), (100, 791224), (112, 706450), (140, 565160), (142, 557200), (160, 494515), (175, 452128), (199, 397600), (200, 395612), (224, 353225), (280, 282580), (284, 278600), (350, 226064), (355, 222880), (398, 198800), (400, 197806), (497, 159200), (560, 141290), (568, 139300), (700, 113032), (710, 111440), (796, 99400), (800, 98903), (994, 79600), (995, 79520), (1120, 70645), (1136, 69650), (1393, 56800), (1400, 56516), (1420, 55720), (1592, 49700), (1775, 44576), (1988, 39800), (1990, 39760), (2272, 34825), (2485, 31840), (2786, 28400), (2800, 28258), (2840, 27860), (3184, 24850), (3550, 22288), (3976, 19900), (3980, 19880), (4970, 15920), (4975, 15904), (5572, 14200), (5600, 14129), (5680, 13930), (6368, 12425), (6965, 11360), (7100, 11144), (7952, 9950), (7960, 9940)]