63313840

素因数分解:

$2^4\times 5^1\times {\mathrm{41}}^1\times {\mathrm{97}}^1\times {\mathrm{199}}^1$

素因数の和:350

約数の個数: 80

約数和(自身を含む): 153115200

約数和(自身を除く): 89801360

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 41, 80, 82, 97, 164, 194, 199, 205, 328, 388, 398, 410, 485, 656, 776, 796, 820, 970, 995, 1552, 1592, 1640, 1940, 1990, 3184, 3280, 3880, 3977, 3980, 7760, 7954, 7960, 8159, 15908, 15920, 16318, 19303, 19885, 31816, 32636, 38606, 39770, 40795, 63632, 65272, 77212, 79540, 81590, 96515, 130544, 154424, 159080, 163180, 193030, 308848, 318160, 326360, 386060, 652720, 772120, 791423, 1544240, 1582846, 3165692, 3957115, 6331384, 7914230, 12662768, 15828460, 31656920, 63313840]

約数ペア:

[(1, 63313840), (2, 31656920), (4, 15828460), (5, 12662768), (8, 7914230), (10, 6331384), (16, 3957115), (20, 3165692), (40, 1582846), (41, 1544240), (80, 791423), (82, 772120), (97, 652720), (164, 386060), (194, 326360), (199, 318160), (205, 308848), (328, 193030), (388, 163180), (398, 159080), (410, 154424), (485, 130544), (656, 96515), (776, 81590), (796, 79540), (820, 77212), (970, 65272), (995, 63632), (1552, 40795), (1592, 39770), (1640, 38606), (1940, 32636), (1990, 31816), (3184, 19885), (3280, 19303), (3880, 16318), (3977, 15920), (3980, 15908), (7760, 8159), (7954, 7960)]