403786125

素因数分解:

$3^2\times 5^3\times {\mathrm{17}}^1\times {\mathrm{43}}^1\times {\mathrm{491}}^1$

素因数の和:572

約数の個数: 96

約数和(自身を含む): 790238592

約数和(自身を除く): 386452467

約数列:

[1, 3, 5, 9, 15, 17, 25, 43, 45, 51, 75, 85, 125, 129, 153, 215, 225, 255, 375, 387, 425, 491, 645, 731, 765, 1075, 1125, 1275, 1473, 1935, 2125, 2193, 2455, 3225, 3655, 3825, 4419, 5375, 6375, 6579, 7365, 8347, 9675, 10965, 12275, 16125, 18275, 19125, 21113, 22095, 25041, 32895, 36825, 41735, 48375, 54825, 61375, 63339, 75123, 91375, 105565, 110475, 125205, 164475, 184125, 190017, 208675, 274125, 316695, 358921, 375615, 527825, 552375, 626025, 822375, 950085, 1043375, 1076763, 1583475, 1794605, 1878075, 2639125, 3130125, 3230289, 4750425, 5383815, 7917375, 8973025, 9390375, 16151445, 23752125, 26919075, 44865125, 80757225, 134595375, 403786125]

約数ペア:

[(1, 403786125), (3, 134595375), (5, 80757225), (9, 44865125), (15, 26919075), (17, 23752125), (25, 16151445), (43, 9390375), (45, 8973025), (51, 7917375), (75, 5383815), (85, 4750425), (125, 3230289), (129, 3130125), (153, 2639125), (215, 1878075), (225, 1794605), (255, 1583475), (375, 1076763), (387, 1043375), (425, 950085), (491, 822375), (645, 626025), (731, 552375), (765, 527825), (1075, 375615), (1125, 358921), (1275, 316695), (1473, 274125), (1935, 208675), (2125, 190017), (2193, 184125), (2455, 164475), (3225, 125205), (3655, 110475), (3825, 105565), (4419, 91375), (5375, 75123), (6375, 63339), (6579, 61375), (7365, 54825), (8347, 48375), (9675, 41735), (10965, 36825), (12275, 32895), (16125, 25041), (18275, 22095), (19125, 21113)]