81706500

素因数分解:

$2^2\times 3^2\times 5^3\times {\mathrm{67}}^1\times {\mathrm{271}}^1$

素因数の和:363

約数の個数: 144

約数和(自身を含む): 262569216

約数和(自身を除く): 180862716

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 25, 30, 36, 45, 50, 60, 67, 75, 90, 100, 125, 134, 150, 180, 201, 225, 250, 268, 271, 300, 335, 375, 402, 450, 500, 542, 603, 670, 750, 804, 813, 900, 1005, 1084, 1125, 1206, 1340, 1355, 1500, 1626, 1675, 2010, 2250, 2412, 2439, 2710, 3015, 3252, 3350, 4020, 4065, 4500, 4878, 5025, 5420, 6030, 6700, 6775, 8130, 8375, 9756, 10050, 12060, 12195, 13550, 15075, 16260, 16750, 18157, 20100, 20325, 24390, 25125, 27100, 30150, 33500, 33875, 36314, 40650, 48780, 50250, 54471, 60300, 60975, 67750, 72628, 75375, 81300, 90785, 100500, 101625, 108942, 121950, 135500, 150750, 163413, 181570, 203250, 217884, 243900, 272355, 301500, 304875, 326826, 363140, 406500, 453925, 544710, 609750, 653652, 817065, 907850, 1089420, 1219500, 1361775, 1634130, 1815700, 2269625, 2723550, 3268260, 4085325, 4539250, 5447100, 6808875, 8170650, 9078500, 13617750, 16341300, 20426625, 27235500, 40853250, 81706500]

約数ペア:

[(1, 81706500), (2, 40853250), (3, 27235500), (4, 20426625), (5, 16341300), (6, 13617750), (9, 9078500), (10, 8170650), (12, 6808875), (15, 5447100), (18, 4539250), (20, 4085325), (25, 3268260), (30, 2723550), (36, 2269625), (45, 1815700), (50, 1634130), (60, 1361775), (67, 1219500), (75, 1089420), (90, 907850), (100, 817065), (125, 653652), (134, 609750), (150, 544710), (180, 453925), (201, 406500), (225, 363140), (250, 326826), (268, 304875), (271, 301500), (300, 272355), (335, 243900), (375, 217884), (402, 203250), (450, 181570), (500, 163413), (542, 150750), (603, 135500), (670, 121950), (750, 108942), (804, 101625), (813, 100500), (900, 90785), (1005, 81300), (1084, 75375), (1125, 72628), (1206, 67750), (1340, 60975), (1355, 60300), (1500, 54471), (1626, 50250), (1675, 48780), (2010, 40650), (2250, 36314), (2412, 33875), (2439, 33500), (2710, 30150), (3015, 27100), (3252, 25125), (3350, 24390), (4020, 20325), (4065, 20100), (4500, 18157), (4878, 16750), (5025, 16260), (5420, 15075), (6030, 13550), (6700, 12195), (6775, 12060), (8130, 10050), (8375, 9756)]