100266400

素因数分解:

$2^5\times 5^2\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{311}}^1$

素因数の和:375

約数の個数: 144

約数和(自身を含む): 272982528

約数和(自身を除く): 172716128

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 25, 26, 31, 32, 40, 50, 52, 62, 65, 80, 100, 104, 124, 130, 155, 160, 200, 208, 248, 260, 310, 311, 325, 400, 403, 416, 496, 520, 620, 622, 650, 775, 800, 806, 992, 1040, 1240, 1244, 1300, 1550, 1555, 1612, 2015, 2080, 2480, 2488, 2600, 3100, 3110, 3224, 4030, 4043, 4960, 4976, 5200, 6200, 6220, 6448, 7775, 8060, 8086, 9641, 9952, 10075, 10400, 12400, 12440, 12896, 15550, 16120, 16172, 19282, 20150, 20215, 24800, 24880, 31100, 32240, 32344, 38564, 40300, 40430, 48205, 49760, 62200, 64480, 64688, 77128, 80600, 80860, 96410, 101075, 124400, 125333, 129376, 154256, 161200, 161720, 192820, 202150, 241025, 248800, 250666, 308512, 322400, 323440, 385640, 404300, 482050, 501332, 626665, 646880, 771280, 808600, 964100, 1002664, 1253330, 1542560, 1617200, 1928200, 2005328, 2506660, 3133325, 3234400, 3856400, 4010656, 5013320, 6266650, 7712800, 10026640, 12533300, 20053280, 25066600, 50133200, 100266400]

約数ペア:

[(1, 100266400), (2, 50133200), (4, 25066600), (5, 20053280), (8, 12533300), (10, 10026640), (13, 7712800), (16, 6266650), (20, 5013320), (25, 4010656), (26, 3856400), (31, 3234400), (32, 3133325), (40, 2506660), (50, 2005328), (52, 1928200), (62, 1617200), (65, 1542560), (80, 1253330), (100, 1002664), (104, 964100), (124, 808600), (130, 771280), (155, 646880), (160, 626665), (200, 501332), (208, 482050), (248, 404300), (260, 385640), (310, 323440), (311, 322400), (325, 308512), (400, 250666), (403, 248800), (416, 241025), (496, 202150), (520, 192820), (620, 161720), (622, 161200), (650, 154256), (775, 129376), (800, 125333), (806, 124400), (992, 101075), (1040, 96410), (1240, 80860), (1244, 80600), (1300, 77128), (1550, 64688), (1555, 64480), (1612, 62200), (2015, 49760), (2080, 48205), (2480, 40430), (2488, 40300), (2600, 38564), (3100, 32344), (3110, 32240), (3224, 31100), (4030, 24880), (4043, 24800), (4960, 20215), (4976, 20150), (5200, 19282), (6200, 16172), (6220, 16120), (6448, 15550), (7775, 12896), (8060, 12440), (8086, 12400), (9641, 10400), (9952, 10075)]