2013011500

素因数分解:

$2^2\times 5^3\times {\mathrm{73}}^1\times {\mathrm{131}}^1\times {\mathrm{421}}^1$

素因数の和:644

約数の個数: 96

約数和(自身を含む): 4501328832

約数和(自身を除く): 2488317332

約数列:

[1, 2, 4, 5, 10, 20, 25, 50, 73, 100, 125, 131, 146, 250, 262, 292, 365, 421, 500, 524, 655, 730, 842, 1310, 1460, 1684, 1825, 2105, 2620, 3275, 3650, 4210, 6550, 7300, 8420, 9125, 9563, 10525, 13100, 16375, 18250, 19126, 21050, 30733, 32750, 36500, 38252, 42100, 47815, 52625, 55151, 61466, 65500, 95630, 105250, 110302, 122932, 153665, 191260, 210500, 220604, 239075, 275755, 307330, 478150, 551510, 614660, 768325, 956300, 1103020, 1195375, 1378775, 1536650, 2390750, 2757550, 3073300, 3841625, 4026023, 4781500, 5515100, 6893875, 7683250, 8052046, 13787750, 15366500, 16104092, 20130115, 27575500, 40260230, 80520460, 100650575, 201301150, 402602300, 503252875, 1006505750, 2013011500]

約数ペア:

[(1, 2013011500), (2, 1006505750), (4, 503252875), (5, 402602300), (10, 201301150), (20, 100650575), (25, 80520460), (50, 40260230), (73, 27575500), (100, 20130115), (125, 16104092), (131, 15366500), (146, 13787750), (250, 8052046), (262, 7683250), (292, 6893875), (365, 5515100), (421, 4781500), (500, 4026023), (524, 3841625), (655, 3073300), (730, 2757550), (842, 2390750), (1310, 1536650), (1460, 1378775), (1684, 1195375), (1825, 1103020), (2105, 956300), (2620, 768325), (3275, 614660), (3650, 551510), (4210, 478150), (6550, 307330), (7300, 275755), (8420, 239075), (9125, 220604), (9563, 210500), (10525, 191260), (13100, 153665), (16375, 122932), (18250, 110302), (19126, 105250), (21050, 95630), (30733, 65500), (32750, 61466), (36500, 55151), (38252, 52625), (42100, 47815)]