87256940

素因数分解:

$2^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{29}}^1\times {\mathrm{31}}^1\times {\mathrm{211}}^1$

素因数の和:303

約数の個数: 96

約数和(自身を含む): 205148160

約数和(自身を除く): 117891220

約数列:

[1, 2, 4, 5, 10, 20, 23, 29, 31, 46, 58, 62, 92, 115, 116, 124, 145, 155, 211, 230, 290, 310, 422, 460, 580, 620, 667, 713, 844, 899, 1055, 1334, 1426, 1798, 2110, 2668, 2852, 3335, 3565, 3596, 4220, 4495, 4853, 6119, 6541, 6670, 7130, 8990, 9706, 12238, 13082, 13340, 14260, 17980, 19412, 20677, 24265, 24476, 26164, 30595, 32705, 41354, 48530, 61190, 65410, 82708, 97060, 103385, 122380, 130820, 140737, 150443, 189689, 206770, 281474, 300886, 379378, 413540, 562948, 601772, 703685, 752215, 758756, 948445, 1407370, 1504430, 1896890, 2814740, 3008860, 3793780, 4362847, 8725694, 17451388, 21814235, 43628470, 87256940]

約数ペア:

[(1, 87256940), (2, 43628470), (4, 21814235), (5, 17451388), (10, 8725694), (20, 4362847), (23, 3793780), (29, 3008860), (31, 2814740), (46, 1896890), (58, 1504430), (62, 1407370), (92, 948445), (115, 758756), (116, 752215), (124, 703685), (145, 601772), (155, 562948), (211, 413540), (230, 379378), (290, 300886), (310, 281474), (422, 206770), (460, 189689), (580, 150443), (620, 140737), (667, 130820), (713, 122380), (844, 103385), (899, 97060), (1055, 82708), (1334, 65410), (1426, 61190), (1798, 48530), (2110, 41354), (2668, 32705), (2852, 30595), (3335, 26164), (3565, 24476), (3596, 24265), (4220, 20677), (4495, 19412), (4853, 17980), (6119, 14260), (6541, 13340), (6670, 13082), (7130, 12238), (8990, 9706)]