67978400

素因数分解:

$2^5\times 5^2\times 7^1\times {\mathrm{61}}^1\times {\mathrm{199}}^1$

素因数の和:287

約数の個数: 144

約数和(自身を含む): 193737600

約数和(自身を除く): 125759200

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 25, 28, 32, 35, 40, 50, 56, 61, 70, 80, 100, 112, 122, 140, 160, 175, 199, 200, 224, 244, 280, 305, 350, 398, 400, 427, 488, 560, 610, 700, 796, 800, 854, 976, 995, 1120, 1220, 1393, 1400, 1525, 1592, 1708, 1952, 1990, 2135, 2440, 2786, 2800, 3050, 3184, 3416, 3980, 4270, 4880, 4975, 5572, 5600, 6100, 6368, 6832, 6965, 7960, 8540, 9760, 9950, 10675, 11144, 12139, 12200, 13664, 13930, 15920, 17080, 19900, 21350, 22288, 24278, 24400, 27860, 31840, 34160, 34825, 39800, 42700, 44576, 48556, 48800, 55720, 60695, 68320, 69650, 79600, 84973, 85400, 97112, 111440, 121390, 139300, 159200, 169946, 170800, 194224, 222880, 242780, 278600, 303475, 339892, 341600, 388448, 424865, 485560, 557200, 606950, 679784, 849730, 971120, 1114400, 1213900, 1359568, 1699460, 1942240, 2124325, 2427800, 2719136, 3398920, 4248650, 4855600, 6797840, 8497300, 9711200, 13595680, 16994600, 33989200, 67978400]

約数ペア:

[(1, 67978400), (2, 33989200), (4, 16994600), (5, 13595680), (7, 9711200), (8, 8497300), (10, 6797840), (14, 4855600), (16, 4248650), (20, 3398920), (25, 2719136), (28, 2427800), (32, 2124325), (35, 1942240), (40, 1699460), (50, 1359568), (56, 1213900), (61, 1114400), (70, 971120), (80, 849730), (100, 679784), (112, 606950), (122, 557200), (140, 485560), (160, 424865), (175, 388448), (199, 341600), (200, 339892), (224, 303475), (244, 278600), (280, 242780), (305, 222880), (350, 194224), (398, 170800), (400, 169946), (427, 159200), (488, 139300), (560, 121390), (610, 111440), (700, 97112), (796, 85400), (800, 84973), (854, 79600), (976, 69650), (995, 68320), (1120, 60695), (1220, 55720), (1393, 48800), (1400, 48556), (1525, 44576), (1592, 42700), (1708, 39800), (1952, 34825), (1990, 34160), (2135, 31840), (2440, 27860), (2786, 24400), (2800, 24278), (3050, 22288), (3184, 21350), (3416, 19900), (3980, 17080), (4270, 15920), (4880, 13930), (4975, 13664), (5572, 12200), (5600, 12139), (6100, 11144), (6368, 10675), (6832, 9950), (6965, 9760), (7960, 8540)]