164970975

素因数分解:

$3^1\times 5^2\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{37}}^1\times {\mathrm{269}}^1$

素因数の和:349

約数の個数: 96

約数和(自身を含む): 320604480

約数和(自身を除く): 155633505

約数列:

[1, 3, 5, 13, 15, 17, 25, 37, 39, 51, 65, 75, 85, 111, 185, 195, 221, 255, 269, 325, 425, 481, 555, 629, 663, 807, 925, 975, 1105, 1275, 1345, 1443, 1887, 2405, 2775, 3145, 3315, 3497, 4035, 4573, 5525, 6725, 7215, 8177, 9435, 9953, 10491, 12025, 13719, 15725, 16575, 17485, 20175, 22865, 24531, 29859, 36075, 40885, 47175, 49765, 52455, 59449, 68595, 87425, 114325, 122655, 129389, 149295, 169201, 178347, 204425, 248825, 262275, 297245, 342975, 388167, 507603, 613275, 646945, 746475, 846005, 891735, 1486225, 1940835, 2199613, 2538015, 3234725, 4230025, 4458675, 6598839, 9704175, 10998065, 12690075, 32994195, 54990325, 164970975]

約数ペア:

[(1, 164970975), (3, 54990325), (5, 32994195), (13, 12690075), (15, 10998065), (17, 9704175), (25, 6598839), (37, 4458675), (39, 4230025), (51, 3234725), (65, 2538015), (75, 2199613), (85, 1940835), (111, 1486225), (185, 891735), (195, 846005), (221, 746475), (255, 646945), (269, 613275), (325, 507603), (425, 388167), (481, 342975), (555, 297245), (629, 262275), (663, 248825), (807, 204425), (925, 178347), (975, 169201), (1105, 149295), (1275, 129389), (1345, 122655), (1443, 114325), (1887, 87425), (2405, 68595), (2775, 59449), (3145, 52455), (3315, 49765), (3497, 47175), (4035, 40885), (4573, 36075), (5525, 29859), (6725, 24531), (7215, 22865), (8177, 20175), (9435, 17485), (9953, 16575), (10491, 15725), (12025, 13719)]