70365970

素因数分解:

$2^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{71}}^1\times {\mathrm{139}}^1$

素因数の和:271

約数の個数: 64

約数和(自身を含む): 139345920

約数和(自身を除く): 68979950

約数列:

[1, 2, 5, 10, 23, 31, 46, 62, 71, 115, 139, 142, 155, 230, 278, 310, 355, 695, 710, 713, 1390, 1426, 1633, 2201, 3197, 3266, 3565, 4309, 4402, 6394, 7130, 8165, 8618, 9869, 11005, 15985, 16330, 19738, 21545, 22010, 31970, 43090, 49345, 50623, 98690, 99107, 101246, 198214, 226987, 253115, 305939, 453974, 495535, 506230, 611878, 991070, 1134935, 1529695, 2269870, 3059390, 7036597, 14073194, 35182985, 70365970]

約数ペア:

[(1, 70365970), (2, 35182985), (5, 14073194), (10, 7036597), (23, 3059390), (31, 2269870), (46, 1529695), (62, 1134935), (71, 991070), (115, 611878), (139, 506230), (142, 495535), (155, 453974), (230, 305939), (278, 253115), (310, 226987), (355, 198214), (695, 101246), (710, 99107), (713, 98690), (1390, 50623), (1426, 49345), (1633, 43090), (2201, 31970), (3197, 22010), (3266, 21545), (3565, 19738), (4309, 16330), (4402, 15985), (6394, 11005), (7130, 9869), (8165, 8618)]