206420637440

素因数分解:

$2^8\times 5^1\times {\mathrm{31}}^1\times {\mathrm{5202133}}^1$

素因数の和:5202185

約数の個数: 72

約数和(自身を含む): 510391771008

約数和(自身を除く): 303971133568

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 32, 40, 62, 64, 80, 124, 128, 155, 160, 248, 256, 310, 320, 496, 620, 640, 992, 1240, 1280, 1984, 2480, 3968, 4960, 7936, 9920, 19840, 39680, 5202133, 10404266, 20808532, 26010665, 41617064, 52021330, 83234128, 104042660, 161266123, 166468256, 208085320, 322532246, 332936512, 416170640, 645064492, 665873024, 806330615, 832341280, 1290128984, 1331746048, 1612661230, 1664682560, 2580257968, 3225322460, 3329365120, 5160515936, 6450644920, 6658730240, 10321031872, 12901289840, 20642063744, 25802579680, 41284127488, 51605159360, 103210318720, 206420637440]

約数ペア:

[(1, 206420637440), (2, 103210318720), (4, 51605159360), (5, 41284127488), (8, 25802579680), (10, 20642063744), (16, 12901289840), (20, 10321031872), (31, 6658730240), (32, 6450644920), (40, 5160515936), (62, 3329365120), (64, 3225322460), (80, 2580257968), (124, 1664682560), (128, 1612661230), (155, 1331746048), (160, 1290128984), (248, 832341280), (256, 806330615), (310, 665873024), (320, 645064492), (496, 416170640), (620, 332936512), (640, 322532246), (992, 208085320), (1240, 166468256), (1280, 161266123), (1984, 104042660), (2480, 83234128), (3968, 52021330), (4960, 41617064), (7936, 26010665), (9920, 20808532), (19840, 10404266), (39680, 5202133)]