21477291250

素因数分解:

$2^1\times 5^4\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{31183}}^1$

素因数の和:31253

約数の個数: 80

約数和(自身を含む): 43838467200

約数和(自身を除く): 22361175950

約数列:

[1, 2, 5, 10, 19, 25, 29, 38, 50, 58, 95, 125, 145, 190, 250, 290, 475, 551, 625, 725, 950, 1102, 1250, 1450, 2375, 2755, 3625, 4750, 5510, 7250, 11875, 13775, 18125, 23750, 27550, 31183, 36250, 62366, 68875, 137750, 155915, 311830, 344375, 592477, 688750, 779575, 904307, 1184954, 1559150, 1808614, 2962385, 3897875, 4521535, 5924770, 7795750, 9043070, 14811925, 17181833, 19489375, 22607675, 29623850, 34363666, 38978750, 45215350, 74059625, 85909165, 113038375, 148119250, 171818330, 226076750, 370298125, 429545825, 565191875, 740596250, 859091650, 1130383750, 2147729125, 4295458250, 10738645625, 21477291250]

約数ペア:

[(1, 21477291250), (2, 10738645625), (5, 4295458250), (10, 2147729125), (19, 1130383750), (25, 859091650), (29, 740596250), (38, 565191875), (50, 429545825), (58, 370298125), (95, 226076750), (125, 171818330), (145, 148119250), (190, 113038375), (250, 85909165), (290, 74059625), (475, 45215350), (551, 38978750), (625, 34363666), (725, 29623850), (950, 22607675), (1102, 19489375), (1250, 17181833), (1450, 14811925), (2375, 9043070), (2755, 7795750), (3625, 5924770), (4750, 4521535), (5510, 3897875), (7250, 2962385), (11875, 1808614), (13775, 1559150), (18125, 1184954), (23750, 904307), (27550, 779575), (31183, 688750), (36250, 592477), (62366, 344375), (68875, 311830), (137750, 155915)]