40282500

素因数分解:

$2^2\times 3^1\times 5^4\times {\mathrm{41}}^1\times {\mathrm{131}}^1$

素因数の和:199

約数の個数: 120

約数和(自身を含む): 121236192

約数和(自身を除く): 80953692

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 25, 30, 41, 50, 60, 75, 82, 100, 123, 125, 131, 150, 164, 205, 246, 250, 262, 300, 375, 393, 410, 492, 500, 524, 615, 625, 655, 750, 786, 820, 1025, 1230, 1250, 1310, 1500, 1572, 1875, 1965, 2050, 2460, 2500, 2620, 3075, 3275, 3750, 3930, 4100, 5125, 5371, 6150, 6550, 7500, 7860, 9825, 10250, 10742, 12300, 13100, 15375, 16113, 16375, 19650, 20500, 21484, 25625, 26855, 30750, 32226, 32750, 39300, 49125, 51250, 53710, 61500, 64452, 65500, 76875, 80565, 81875, 98250, 102500, 107420, 134275, 153750, 161130, 163750, 196500, 245625, 268550, 307500, 322260, 327500, 402825, 491250, 537100, 671375, 805650, 982500, 1342750, 1611300, 2014125, 2685500, 3356875, 4028250, 6713750, 8056500, 10070625, 13427500, 20141250, 40282500]

約数ペア:

[(1, 40282500), (2, 20141250), (3, 13427500), (4, 10070625), (5, 8056500), (6, 6713750), (10, 4028250), (12, 3356875), (15, 2685500), (20, 2014125), (25, 1611300), (30, 1342750), (41, 982500), (50, 805650), (60, 671375), (75, 537100), (82, 491250), (100, 402825), (123, 327500), (125, 322260), (131, 307500), (150, 268550), (164, 245625), (205, 196500), (246, 163750), (250, 161130), (262, 153750), (300, 134275), (375, 107420), (393, 102500), (410, 98250), (492, 81875), (500, 80565), (524, 76875), (615, 65500), (625, 64452), (655, 61500), (750, 53710), (786, 51250), (820, 49125), (1025, 39300), (1230, 32750), (1250, 32226), (1310, 30750), (1500, 26855), (1572, 25625), (1875, 21484), (1965, 20500), (2050, 19650), (2460, 16375), (2500, 16113), (2620, 15375), (3075, 13100), (3275, 12300), (3750, 10742), (3930, 10250), (4100, 9825), (5125, 7860), (5371, 7500), (6150, 6550)]