160902400

素因数分解:

$2^8\times 5^2\times {\mathrm{31}}^1\times {\mathrm{811}}^1$

素因数の和:868

約数の個数: 108

約数和(自身を含む): 411612544

約数和(自身を除く): 250710144

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 31, 32, 40, 50, 62, 64, 80, 100, 124, 128, 155, 160, 200, 248, 256, 310, 320, 400, 496, 620, 640, 775, 800, 811, 992, 1240, 1280, 1550, 1600, 1622, 1984, 2480, 3100, 3200, 3244, 3968, 4055, 4960, 6200, 6400, 6488, 7936, 8110, 9920, 12400, 12976, 16220, 19840, 20275, 24800, 25141, 25952, 32440, 39680, 40550, 49600, 50282, 51904, 64880, 81100, 99200, 100564, 103808, 125705, 129760, 162200, 198400, 201128, 207616, 251410, 259520, 324400, 402256, 502820, 519040, 628525, 648800, 804512, 1005640, 1038080, 1257050, 1297600, 1609024, 2011280, 2514100, 2595200, 3218048, 4022560, 5028200, 5190400, 6436096, 8045120, 10056400, 16090240, 20112800, 32180480, 40225600, 80451200, 160902400]

約数ペア:

[(1, 160902400), (2, 80451200), (4, 40225600), (5, 32180480), (8, 20112800), (10, 16090240), (16, 10056400), (20, 8045120), (25, 6436096), (31, 5190400), (32, 5028200), (40, 4022560), (50, 3218048), (62, 2595200), (64, 2514100), (80, 2011280), (100, 1609024), (124, 1297600), (128, 1257050), (155, 1038080), (160, 1005640), (200, 804512), (248, 648800), (256, 628525), (310, 519040), (320, 502820), (400, 402256), (496, 324400), (620, 259520), (640, 251410), (775, 207616), (800, 201128), (811, 198400), (992, 162200), (1240, 129760), (1280, 125705), (1550, 103808), (1600, 100564), (1622, 99200), (1984, 81100), (2480, 64880), (3100, 51904), (3200, 50282), (3244, 49600), (3968, 40550), (4055, 39680), (4960, 32440), (6200, 25952), (6400, 25141), (6488, 24800), (7936, 20275), (8110, 19840), (9920, 16220), (12400, 12976)]