80958300

素因数分解:

$2^2\times 3^1\times 5^2\times {\mathrm{421}}^1\times {\mathrm{641}}^1$

素因数の和:1079

約数の個数: 72

約数和(自身を含む): 235162032

約数和(自身を除く): 154203732

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 25, 30, 50, 60, 75, 100, 150, 300, 421, 641, 842, 1263, 1282, 1684, 1923, 2105, 2526, 2564, 3205, 3846, 4210, 5052, 6315, 6410, 7692, 8420, 9615, 10525, 12630, 12820, 16025, 19230, 21050, 25260, 31575, 32050, 38460, 42100, 48075, 63150, 64100, 96150, 126300, 192300, 269861, 539722, 809583, 1079444, 1349305, 1619166, 2698610, 3238332, 4047915, 5397220, 6746525, 8095830, 13493050, 16191660, 20239575, 26986100, 40479150, 80958300]

約数ペア:

[(1, 80958300), (2, 40479150), (3, 26986100), (4, 20239575), (5, 16191660), (6, 13493050), (10, 8095830), (12, 6746525), (15, 5397220), (20, 4047915), (25, 3238332), (30, 2698610), (50, 1619166), (60, 1349305), (75, 1079444), (100, 809583), (150, 539722), (300, 269861), (421, 192300), (641, 126300), (842, 96150), (1263, 64100), (1282, 63150), (1684, 48075), (1923, 42100), (2105, 38460), (2526, 32050), (2564, 31575), (3205, 25260), (3846, 21050), (4210, 19230), (5052, 16025), (6315, 12820), (6410, 12630), (7692, 10525), (8420, 9615)]