20996870550

素因数分解:

$2^1\times 3^1\times 5^2\times {\mathrm{19}}^1\times {\mathrm{829}}^1\times {\mathrm{8887}}^1$

素因数の和:9750

約数の個数: 96

約数和(自身を含む): 54885177600

約数和(自身を除く): 33888307050

約数列:

[1, 2, 3, 5, 6, 10, 15, 19, 25, 30, 38, 50, 57, 75, 95, 114, 150, 190, 285, 475, 570, 829, 950, 1425, 1658, 2487, 2850, 4145, 4974, 8290, 8887, 12435, 15751, 17774, 20725, 24870, 26661, 31502, 41450, 44435, 47253, 53322, 62175, 78755, 88870, 94506, 124350, 133305, 157510, 168853, 222175, 236265, 266610, 337706, 393775, 444350, 472530, 506559, 666525, 787550, 844265, 1013118, 1181325, 1333050, 1688530, 2362650, 2532795, 4221325, 5065590, 7367323, 8442650, 12663975, 14734646, 22101969, 25327950, 36836615, 44203938, 73673230, 110509845, 139979137, 184183075, 221019690, 279958274, 368366150, 419937411, 552549225, 699895685, 839874822, 1105098450, 1399791370, 2099687055, 3499478425, 4199374110, 6998956850, 10498435275, 20996870550]

約数ペア:

[(1, 20996870550), (2, 10498435275), (3, 6998956850), (5, 4199374110), (6, 3499478425), (10, 2099687055), (15, 1399791370), (19, 1105098450), (25, 839874822), (30, 699895685), (38, 552549225), (50, 419937411), (57, 368366150), (75, 279958274), (95, 221019690), (114, 184183075), (150, 139979137), (190, 110509845), (285, 73673230), (475, 44203938), (570, 36836615), (829, 25327950), (950, 22101969), (1425, 14734646), (1658, 12663975), (2487, 8442650), (2850, 7367323), (4145, 5065590), (4974, 4221325), (8290, 2532795), (8887, 2362650), (12435, 1688530), (15751, 1333050), (17774, 1181325), (20725, 1013118), (24870, 844265), (26661, 787550), (31502, 666525), (41450, 506559), (44435, 472530), (47253, 444350), (53322, 393775), (62175, 337706), (78755, 266610), (88870, 236265), (94506, 222175), (124350, 168853), (133305, 157510)]