25315220

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{307}}^1$

素因数の和:373

約数の個数: 96

約数和(自身を含む): 66232320

約数和(自身を除く): 40917100

約数列:

[1, 2, 4, 5, 7, 10, 14, 19, 20, 28, 31, 35, 38, 62, 70, 76, 95, 124, 133, 140, 155, 190, 217, 266, 307, 310, 380, 434, 532, 589, 614, 620, 665, 868, 1085, 1178, 1228, 1330, 1535, 2149, 2170, 2356, 2660, 2945, 3070, 4123, 4298, 4340, 5833, 5890, 6140, 8246, 8596, 9517, 10745, 11666, 11780, 16492, 19034, 20615, 21490, 23332, 29165, 38068, 40831, 41230, 42980, 47585, 58330, 66619, 81662, 82460, 95170, 116660, 133238, 163324, 180823, 190340, 204155, 266476, 333095, 361646, 408310, 666190, 723292, 816620, 904115, 1265761, 1332380, 1808230, 2531522, 3616460, 5063044, 6328805, 12657610, 25315220]

約数ペア:

[(1, 25315220), (2, 12657610), (4, 6328805), (5, 5063044), (7, 3616460), (10, 2531522), (14, 1808230), (19, 1332380), (20, 1265761), (28, 904115), (31, 816620), (35, 723292), (38, 666190), (62, 408310), (70, 361646), (76, 333095), (95, 266476), (124, 204155), (133, 190340), (140, 180823), (155, 163324), (190, 133238), (217, 116660), (266, 95170), (307, 82460), (310, 81662), (380, 66619), (434, 58330), (532, 47585), (589, 42980), (614, 41230), (620, 40831), (665, 38068), (868, 29165), (1085, 23332), (1178, 21490), (1228, 20615), (1330, 19034), (1535, 16492), (2149, 11780), (2170, 11666), (2356, 10745), (2660, 9517), (2945, 8596), (3070, 8246), (4123, 6140), (4298, 5890), (4340, 5833)]