1550371780

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{37}}^1\times {\mathrm{251}}^1\times {\mathrm{491}}^1$

素因数の和:805

約数の個数: 96

約数和(自身を含む): 3561812352

約数和(自身を除く): 2011440572

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 37, 68, 74, 85, 148, 170, 185, 251, 340, 370, 491, 502, 629, 740, 982, 1004, 1255, 1258, 1964, 2455, 2510, 2516, 3145, 4267, 4910, 5020, 6290, 8347, 8534, 9287, 9820, 12580, 16694, 17068, 18167, 18574, 21335, 33388, 36334, 37148, 41735, 42670, 46435, 72668, 83470, 85340, 90835, 92870, 123241, 157879, 166940, 181670, 185740, 246482, 308839, 315758, 363340, 492964, 616205, 617678, 631516, 789395, 1232410, 1235356, 1544195, 1578790, 2095097, 2464820, 3088390, 3157580, 4190194, 4559917, 6176780, 8380388, 9119834, 10475485, 18239668, 20950970, 22799585, 41901940, 45599170, 77518589, 91198340, 155037178, 310074356, 387592945, 775185890, 1550371780]

約数ペア:

[(1, 1550371780), (2, 775185890), (4, 387592945), (5, 310074356), (10, 155037178), (17, 91198340), (20, 77518589), (34, 45599170), (37, 41901940), (68, 22799585), (74, 20950970), (85, 18239668), (148, 10475485), (170, 9119834), (185, 8380388), (251, 6176780), (340, 4559917), (370, 4190194), (491, 3157580), (502, 3088390), (629, 2464820), (740, 2095097), (982, 1578790), (1004, 1544195), (1255, 1235356), (1258, 1232410), (1964, 789395), (2455, 631516), (2510, 617678), (2516, 616205), (3145, 492964), (4267, 363340), (4910, 315758), (5020, 308839), (6290, 246482), (8347, 185740), (8534, 181670), (9287, 166940), (9820, 157879), (12580, 123241), (16694, 92870), (17068, 90835), (18167, 85340), (18574, 83470), (21335, 72668), (33388, 46435), (36334, 42670), (37148, 41735)]