About the Number

90989730

90989729 ← → 90989731

2進数表記:101011011000110010010100010

漢数字表記:九千九十八万九千七百三十

素因数分解:

2 1 × 3 4 × 5 1 × 13 1 × 8641 1

素因数の和:8673
約数の個数: 80
約数和(自身を含む): 263511864
約数和(自身を除く): 172522134

約数列:
[1, 2, 3, 5, 6, 9, 10, 13, 15, 18, 26, 27, 30, 39, 45, 54, 65, 78, 81, 90, 117, 130, 135, 162, 195, 234, 270, 351, 390, 405, 585, 702, 810, 1053, 1170, 1755, 2106, 3510, 5265, 8641, 10530, 17282, 25923, 43205, 51846, 77769, 86410, 112333, 129615, 155538, 224666, 233307, 259230, 336999, 388845, 466614, 561665, 673998, 699921, 777690, 1010997, 1123330, 1166535, 1399842, 1684995, 2021994, 2333070, 3032991, 3369990, 3499605, 5054985, 6065982, 6999210, 9098973, 10109970, 15164955, 18197946, 30329910, 45494865, 90989730]

約数ペア:
[(1, 90989730), (2, 45494865), (3, 30329910), (5, 18197946), (6, 15164955), (9, 10109970), (10, 9098973), (13, 6999210), (15, 6065982), (18, 5054985), (26, 3499605), (27, 3369990), (30, 3032991), (39, 2333070), (45, 2021994), (54, 1684995), (65, 1399842), (78, 1166535), (81, 1123330), (90, 1010997), (117, 777690), (130, 699921), (135, 673998), (162, 561665), (195, 466614), (234, 388845), (270, 336999), (351, 259230), (390, 233307), (405, 224666), (585, 155538), (702, 129615), (810, 112333), (1053, 86410), (1170, 77769), (1755, 51846), (2106, 43205), (3510, 25923), (5265, 17282), (8641, 10530)]

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