81248100

素因数分解:

$2^2\times 3^1\times 5^2\times {\mathrm{17}}^1\times {\mathrm{89}}^1\times {\mathrm{179}}^1$

素因数の和:302

約数の個数: 144

約数和(自身を含む): 253108800

約数和(自身を除く): 171860700

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 17, 20, 25, 30, 34, 50, 51, 60, 68, 75, 85, 89, 100, 102, 150, 170, 178, 179, 204, 255, 267, 300, 340, 356, 358, 425, 445, 510, 534, 537, 716, 850, 890, 895, 1020, 1068, 1074, 1275, 1335, 1513, 1700, 1780, 1790, 2148, 2225, 2550, 2670, 2685, 3026, 3043, 3580, 4450, 4475, 4539, 5100, 5340, 5370, 6052, 6086, 6675, 7565, 8900, 8950, 9078, 9129, 10740, 12172, 13350, 13425, 15130, 15215, 15931, 17900, 18156, 18258, 22695, 26700, 26850, 30260, 30430, 31862, 36516, 37825, 45390, 45645, 47793, 53700, 60860, 63724, 75650, 76075, 79655, 90780, 91290, 95586, 113475, 151300, 152150, 159310, 182580, 191172, 226950, 228225, 238965, 270827, 304300, 318620, 398275, 453900, 456450, 477930, 541654, 796550, 812481, 912900, 955860, 1083308, 1194825, 1354135, 1593100, 1624962, 2389650, 2708270, 3249924, 4062405, 4779300, 5416540, 6770675, 8124810, 13541350, 16249620, 20312025, 27082700, 40624050, 81248100]

約数ペア:

[(1, 81248100), (2, 40624050), (3, 27082700), (4, 20312025), (5, 16249620), (6, 13541350), (10, 8124810), (12, 6770675), (15, 5416540), (17, 4779300), (20, 4062405), (25, 3249924), (30, 2708270), (34, 2389650), (50, 1624962), (51, 1593100), (60, 1354135), (68, 1194825), (75, 1083308), (85, 955860), (89, 912900), (100, 812481), (102, 796550), (150, 541654), (170, 477930), (178, 456450), (179, 453900), (204, 398275), (255, 318620), (267, 304300), (300, 270827), (340, 238965), (356, 228225), (358, 226950), (425, 191172), (445, 182580), (510, 159310), (534, 152150), (537, 151300), (716, 113475), (850, 95586), (890, 91290), (895, 90780), (1020, 79655), (1068, 76075), (1074, 75650), (1275, 63724), (1335, 60860), (1513, 53700), (1700, 47793), (1780, 45645), (1790, 45390), (2148, 37825), (2225, 36516), (2550, 31862), (2670, 30430), (2685, 30260), (3026, 26850), (3043, 26700), (3580, 22695), (4450, 18258), (4475, 18156), (4539, 17900), (5100, 15931), (5340, 15215), (5370, 15130), (6052, 13425), (6086, 13350), (6675, 12172), (7565, 10740), (8900, 9129), (8950, 9078)]