72727700

素因数分解:

$2^2\times 5^2\times {\mathrm{17}}^1\times {\mathrm{179}}^1\times {\mathrm{239}}^1$

素因数の和:449

約数の個数: 72

約数和(自身を含む): 168739200

約数和(自身を除く): 96011500

約数列:

[1, 2, 4, 5, 10, 17, 20, 25, 34, 50, 68, 85, 100, 170, 179, 239, 340, 358, 425, 478, 716, 850, 895, 956, 1195, 1700, 1790, 2390, 3043, 3580, 4063, 4475, 4780, 5975, 6086, 8126, 8950, 11950, 12172, 15215, 16252, 17900, 20315, 23900, 30430, 40630, 42781, 60860, 76075, 81260, 85562, 101575, 152150, 171124, 203150, 213905, 304300, 406300, 427810, 727277, 855620, 1069525, 1454554, 2139050, 2909108, 3636385, 4278100, 7272770, 14545540, 18181925, 36363850, 72727700]

約数ペア:

[(1, 72727700), (2, 36363850), (4, 18181925), (5, 14545540), (10, 7272770), (17, 4278100), (20, 3636385), (25, 2909108), (34, 2139050), (50, 1454554), (68, 1069525), (85, 855620), (100, 727277), (170, 427810), (179, 406300), (239, 304300), (340, 213905), (358, 203150), (425, 171124), (478, 152150), (716, 101575), (850, 85562), (895, 81260), (956, 76075), (1195, 60860), (1700, 42781), (1790, 40630), (2390, 30430), (3043, 23900), (3580, 20315), (4063, 17900), (4475, 16252), (4780, 15215), (5975, 12172), (6086, 11950), (8126, 8950)]