101640640

素因数分解:

$2^6\times 5^1\times {\mathrm{41}}^1\times {\mathrm{61}}^1\times {\mathrm{127}}^1$

素因数の和:246

約数の個数: 112

約数和(自身を含む): 253983744

約数和(自身を除く): 152343104

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 41, 61, 64, 80, 82, 122, 127, 160, 164, 205, 244, 254, 305, 320, 328, 410, 488, 508, 610, 635, 656, 820, 976, 1016, 1220, 1270, 1312, 1640, 1952, 2032, 2440, 2501, 2540, 2624, 3280, 3904, 4064, 4880, 5002, 5080, 5207, 6560, 7747, 8128, 9760, 10004, 10160, 10414, 12505, 13120, 15494, 19520, 20008, 20320, 20828, 25010, 26035, 30988, 38735, 40016, 40640, 41656, 50020, 52070, 61976, 77470, 80032, 83312, 100040, 104140, 123952, 154940, 160064, 166624, 200080, 208280, 247904, 309880, 317627, 333248, 400160, 416560, 495808, 619760, 635254, 800320, 833120, 1239520, 1270508, 1588135, 1666240, 2479040, 2541016, 3176270, 5082032, 6352540, 10164064, 12705080, 20328128, 25410160, 50820320, 101640640]

約数ペア:

[(1, 101640640), (2, 50820320), (4, 25410160), (5, 20328128), (8, 12705080), (10, 10164064), (16, 6352540), (20, 5082032), (32, 3176270), (40, 2541016), (41, 2479040), (61, 1666240), (64, 1588135), (80, 1270508), (82, 1239520), (122, 833120), (127, 800320), (160, 635254), (164, 619760), (205, 495808), (244, 416560), (254, 400160), (305, 333248), (320, 317627), (328, 309880), (410, 247904), (488, 208280), (508, 200080), (610, 166624), (635, 160064), (656, 154940), (820, 123952), (976, 104140), (1016, 100040), (1220, 83312), (1270, 80032), (1312, 77470), (1640, 61976), (1952, 52070), (2032, 50020), (2440, 41656), (2501, 40640), (2540, 40016), (2624, 38735), (3280, 30988), (3904, 26035), (4064, 25010), (4880, 20828), (5002, 20320), (5080, 20008), (5207, 19520), (6560, 15494), (7747, 13120), (8128, 12505), (9760, 10414), (10004, 10160)]