21967082500

素因数分解:

$2^2\times 5^4\times {\mathrm{11}}^1\times {\mathrm{41}}^1\times {\mathrm{19483}}^1$

素因数の和:19559

約数の個数: 120

約数和(自身を含む): 53685590112

約数和(自身を除く): 31718507612

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 25, 41, 44, 50, 55, 82, 100, 110, 125, 164, 205, 220, 250, 275, 410, 451, 500, 550, 625, 820, 902, 1025, 1100, 1250, 1375, 1804, 2050, 2255, 2500, 2750, 4100, 4510, 5125, 5500, 6875, 9020, 10250, 11275, 13750, 19483, 20500, 22550, 25625, 27500, 38966, 45100, 51250, 56375, 77932, 97415, 102500, 112750, 194830, 214313, 225500, 281875, 389660, 428626, 487075, 563750, 798803, 857252, 974150, 1071565, 1127500, 1597606, 1948300, 2143130, 2435375, 3195212, 3994015, 4286260, 4870750, 5357825, 7988030, 8786833, 9741500, 10715650, 12176875, 15976060, 17573666, 19970075, 21431300, 24353750, 26789125, 35147332, 39940150, 43934165, 48707500, 53578250, 79880300, 87868330, 99850375, 107156500, 133945625, 175736660, 199700750, 219670825, 267891250, 399401500, 439341650, 499251875, 535782500, 878683300, 998503750, 1098354125, 1997007500, 2196708250, 4393416500, 5491770625, 10983541250, 21967082500]

約数ペア:

[(1, 21967082500), (2, 10983541250), (4, 5491770625), (5, 4393416500), (10, 2196708250), (11, 1997007500), (20, 1098354125), (22, 998503750), (25, 878683300), (41, 535782500), (44, 499251875), (50, 439341650), (55, 399401500), (82, 267891250), (100, 219670825), (110, 199700750), (125, 175736660), (164, 133945625), (205, 107156500), (220, 99850375), (250, 87868330), (275, 79880300), (410, 53578250), (451, 48707500), (500, 43934165), (550, 39940150), (625, 35147332), (820, 26789125), (902, 24353750), (1025, 21431300), (1100, 19970075), (1250, 17573666), (1375, 15976060), (1804, 12176875), (2050, 10715650), (2255, 9741500), (2500, 8786833), (2750, 7988030), (4100, 5357825), (4510, 4870750), (5125, 4286260), (5500, 3994015), (6875, 3195212), (9020, 2435375), (10250, 2143130), (11275, 1948300), (13750, 1597606), (19483, 1127500), (20500, 1071565), (22550, 974150), (25625, 857252), (27500, 798803), (38966, 563750), (45100, 487075), (51250, 428626), (56375, 389660), (77932, 281875), (97415, 225500), (102500, 214313), (112750, 194830)]