17991256250

素因数分解:

$2^1\times 5^5\times {\mathrm{11}}^1\times {\mathrm{101}}^1\times {\mathrm{2591}}^1$

素因数の和:2730

約数の個数: 96

約数和(自身を含む): 37176620544

約数和(自身を除く): 19185364294

約数列:

[1, 2, 5, 10, 11, 22, 25, 50, 55, 101, 110, 125, 202, 250, 275, 505, 550, 625, 1010, 1111, 1250, 1375, 2222, 2525, 2591, 2750, 3125, 5050, 5182, 5555, 6250, 6875, 11110, 12625, 12955, 13750, 25250, 25910, 27775, 28501, 34375, 55550, 57002, 63125, 64775, 68750, 126250, 129550, 138875, 142505, 261691, 277750, 285010, 315625, 323875, 523382, 631250, 647750, 694375, 712525, 1308455, 1388750, 1425050, 1619375, 2616910, 2878601, 3238750, 3471875, 3562625, 5757202, 6542275, 6943750, 7125250, 8096875, 13084550, 14393005, 16193750, 17813125, 28786010, 32711375, 35626250, 65422750, 71965025, 89065625, 143930050, 163556875, 178131250, 327113750, 359825125, 719650250, 817784375, 1635568750, 1799125625, 3598251250, 8995628125, 17991256250]

約数ペア:

[(1, 17991256250), (2, 8995628125), (5, 3598251250), (10, 1799125625), (11, 1635568750), (22, 817784375), (25, 719650250), (50, 359825125), (55, 327113750), (101, 178131250), (110, 163556875), (125, 143930050), (202, 89065625), (250, 71965025), (275, 65422750), (505, 35626250), (550, 32711375), (625, 28786010), (1010, 17813125), (1111, 16193750), (1250, 14393005), (1375, 13084550), (2222, 8096875), (2525, 7125250), (2591, 6943750), (2750, 6542275), (3125, 5757202), (5050, 3562625), (5182, 3471875), (5555, 3238750), (6250, 2878601), (6875, 2616910), (11110, 1619375), (12625, 1425050), (12955, 1388750), (13750, 1308455), (25250, 712525), (25910, 694375), (27775, 647750), (28501, 631250), (34375, 523382), (55550, 323875), (57002, 315625), (63125, 285010), (64775, 277750), (68750, 261691), (126250, 142505), (129550, 138875)]